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Finding the Fourth Proportional to 7,934.78, 10,950.46 and 4,791.44

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Solution

The fourth proportional to 7,934.78, 10,950.46 and 4,791.44 is: 6,612.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,934.78 : 10,950.46 = 4,791.44 : x
  2. Step 2: Convert to fraction form
    7,934.78/10,950.46 = 4,791.44/x
  3. Step 3: Cross multiply
    7,934.78x = 10,950.46 × 4,791.44
  4. Step 4: Simplify right side
    7,934.78x = 52,468,472.06
  5. Step 5: Solve for x
    x = 52,468,472.06/7,934.78
  6. Step 6: Final answer
    x = 6,612.47

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