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Finding the Fourth Proportional to 8,891.78, 13,333.98 and 3,342.26

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Solution

The fourth proportional to 8,891.78, 13,333.98 and 3,342.26 is: 5,012.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,891.78 : 13,333.98 = 3,342.26 : x
  2. Step 2: Convert to fraction form
    8,891.78/13,333.98 = 3,342.26/x
  3. Step 3: Cross multiply
    8,891.78x = 13,333.98 × 3,342.26
  4. Step 4: Simplify right side
    8,891.78x = 44,565,627.99
  5. Step 5: Solve for x
    x = 44,565,627.99/8,891.78
  6. Step 6: Final answer
    x = 5,012.00

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