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Finding the Fourth Proportional to 74,604.61, 102,936.63 and 42,332.05

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Solution

The fourth proportional to 74,604.61, 102,936.63 and 42,332.05 is: 58,408.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,604.61 : 102,936.63 = 42,332.05 : x
  2. Step 2: Convert to fraction form
    74,604.61/102,936.63 = 42,332.05/x
  3. Step 3: Cross multiply
    74,604.61x = 102,936.63 × 42,332.05
  4. Step 4: Simplify right side
    74,604.61x = 4,357,518,567.99
  5. Step 5: Solve for x
    x = 4,357,518,567.99/74,604.61
  6. Step 6: Final answer
    x = 58,408.17

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