Finding the Fourth Proportional to 16,280,031.78, 24,420,567.69 and 8,188,588.62

Step by Step Solution

1. Step 1: Write the proportion equation
   16,280,031.78 : 24,420,567.69 = 8,188,588.62 : x
2. Step 2: Convert to fraction form
   16,280,031.78/24,420,567.69 = 8,188,588.62/x
3. Step 3: Cross multiply
   16,280,031.78x = 24,420,567.69 × 8,188,588.62
4. Step 4: Simplify right side
   16,280,031.78x = 199,969,982,680,273.69
5. Step 5: Solve for x
   x = 199,969,982,680,273.69/16,280,031.78
6. Step 6: Final answer
   x = 12,283,144.49