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Finding the Fourth Proportional to 52,839.72, 79,143.30 and 49,928.22

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Solution

The fourth proportional to 52,839.72, 79,143.30 and 49,928.22 is: 74,782.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,839.72 : 79,143.30 = 49,928.22 : x
  2. Step 2: Convert to fraction form
    52,839.72/79,143.30 = 49,928.22/x
  3. Step 3: Cross multiply
    52,839.72x = 79,143.30 × 49,928.22
  4. Step 4: Simplify right side
    52,839.72x = 3,951,484,093.93
  5. Step 5: Solve for x
    x = 3,951,484,093.93/52,839.72
  6. Step 6: Final answer
    x = 74,782.46

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