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Finding the Fourth Proportional to 911,860.18, 1,367,791.34 and 237,940.99

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Solution

The fourth proportional to 911,860.18, 1,367,791.34 and 237,940.99 is: 356,911.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,860.18 : 1,367,791.34 = 237,940.99 : x
  2. Step 2: Convert to fraction form
    911,860.18/1,367,791.34 = 237,940.99/x
  3. Step 3: Cross multiply
    911,860.18x = 1,367,791.34 × 237,940.99
  4. Step 4: Simplify right side
    911,860.18x = 325,453,625,553.03
  5. Step 5: Solve for x
    x = 325,453,625,553.03/911,860.18
  6. Step 6: Final answer
    x = 356,911.76

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