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Finding the Fourth Proportional to 10,786.88, 16,178.52 and 2,996.48

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Solution

The fourth proportional to 10,786.88, 16,178.52 and 2,996.48 is: 4,494.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,786.88 : 16,178.52 = 2,996.48 : x
  2. Step 2: Convert to fraction form
    10,786.88/16,178.52 = 2,996.48/x
  3. Step 3: Cross multiply
    10,786.88x = 16,178.52 × 2,996.48
  4. Step 4: Simplify right side
    10,786.88x = 48,478,611.61
  5. Step 5: Solve for x
    x = 48,478,611.61/10,786.88
  6. Step 6: Final answer
    x = 4,494.22

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