Finding the Fourth Proportional to 10,941,171.02, 16,397,086.59 and 8,515,253.61

Step by Step Solution

1. Step 1: Write the proportion equation
   10,941,171.02 : 16,397,086.59 = 8,515,253.61 : x
2. Step 2: Convert to fraction form
   10,941,171.02/16,397,086.59 = 8,515,253.61/x
3. Step 3: Cross multiply
   10,941,171.02x = 16,397,086.59 × 8,515,253.61
4. Step 4: Simplify right side
   10,941,171.02x = 139,625,350,778,980.08
5. Step 5: Solve for x
   x = 139,625,350,778,980.08/10,941,171.02
6. Step 6: Final answer
   x = 12,761,463.15