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Finding the Fourth Proportional to 78,556.02, 117,807.60 and 25,234.92

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Solution

The fourth proportional to 78,556.02, 117,807.60 and 25,234.92 is: 37,843.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,556.02 : 117,807.60 = 25,234.92 : x
  2. Step 2: Convert to fraction form
    78,556.02/117,807.60 = 25,234.92/x
  3. Step 3: Cross multiply
    78,556.02x = 117,807.60 × 25,234.92
  4. Step 4: Simplify right side
    78,556.02x = 2,972,865,361.39
  5. Step 5: Solve for x
    x = 2,972,865,361.39/78,556.02
  6. Step 6: Final answer
    x = 37,843.89

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