Finding the Fourth Proportional to 10,328,720.17, 14,257,470.72 and 8,872,571.83

Step by Step Solution

1. Step 1: Write the proportion equation
   10,328,720.17 : 14,257,470.72 = 8,872,571.83 : x
2. Step 2: Convert to fraction form
   10,328,720.17/14,257,470.72 = 8,872,571.83/x
3. Step 3: Cross multiply
   10,328,720.17x = 14,257,470.72 × 8,872,571.83
4. Step 4: Simplify right side
   10,328,720.17x = 126,500,433,077,321.83
5. Step 5: Solve for x
   x = 126,500,433,077,321.83/10,328,720.17
6. Step 6: Final answer
   x = 12,247,445.08