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Finding the Fourth Proportional to 55,854.24, 77,076.90 and 30,703.56

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Solution

The fourth proportional to 55,854.24, 77,076.90 and 30,703.56 is: 42,369.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,854.24 : 77,076.90 = 30,703.56 : x
  2. Step 2: Convert to fraction form
    55,854.24/77,076.90 = 30,703.56/x
  3. Step 3: Cross multiply
    55,854.24x = 77,076.90 × 30,703.56
  4. Step 4: Simplify right side
    55,854.24x = 2,366,535,223.76
  5. Step 5: Solve for x
    x = 2,366,535,223.76/55,854.24
  6. Step 6: Final answer
    x = 42,369.84

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