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Finding the Fourth Proportional to 237,591.78, 356,138.10 and 87,736.56

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Solution

The fourth proportional to 237,591.78, 356,138.10 and 87,736.56 is: 131,512.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,591.78 : 356,138.10 = 87,736.56 : x
  2. Step 2: Convert to fraction form
    237,591.78/356,138.10 = 87,736.56/x
  3. Step 3: Cross multiply
    237,591.78x = 356,138.10 × 87,736.56
  4. Step 4: Simplify right side
    237,591.78x = 31,246,331,778.94
  5. Step 5: Solve for x
    x = 31,246,331,778.94/237,591.78
  6. Step 6: Final answer
    x = 131,512.68

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