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Finding the Fourth Proportional to 320,352.78, 442,047.87 and 177,092.94

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Solution

The fourth proportional to 320,352.78, 442,047.87 and 177,092.94 is: 244,366.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,352.78 : 442,047.87 = 177,092.94 : x
  2. Step 2: Convert to fraction form
    320,352.78/442,047.87 = 177,092.94/x
  3. Step 3: Cross multiply
    320,352.78x = 442,047.87 × 177,092.94
  4. Step 4: Simplify right side
    320,352.78x = 78,283,556,919.04
  5. Step 5: Solve for x
    x = 78,283,556,919.04/320,352.78
  6. Step 6: Final answer
    x = 244,366.72

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