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Finding the Fourth Proportional to 576,486.60, 864,729.90 and 543,827.40

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Solution

The fourth proportional to 576,486.60, 864,729.90 and 543,827.40 is: 815,741.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,486.60 : 864,729.90 = 543,827.40 : x
  2. Step 2: Convert to fraction form
    576,486.60/864,729.90 = 543,827.40/x
  3. Step 3: Cross multiply
    576,486.60x = 864,729.90 × 543,827.40
  4. Step 4: Simplify right side
    576,486.60x = 470,263,813,219.26
  5. Step 5: Solve for x
    x = 470,263,813,219.26/576,486.60
  6. Step 6: Final answer
    x = 815,741.10

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