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Finding the Fourth Proportional to 123,422.88, 185,134.92 and 29,928.63

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Solution

The fourth proportional to 123,422.88, 185,134.92 and 29,928.63 is: 44,893.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,422.88 : 185,134.92 = 29,928.63 : x
  2. Step 2: Convert to fraction form
    123,422.88/185,134.92 = 29,928.63/x
  3. Step 3: Cross multiply
    123,422.88x = 185,134.92 × 29,928.63
  4. Step 4: Simplify right side
    123,422.88x = 5,540,834,520.76
  5. Step 5: Solve for x
    x = 5,540,834,520.76/123,422.88
  6. Step 6: Final answer
    x = 44,893.09

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