Finding the Fourth Proportional to 10,331,359.69, 14,257,407.53 and 5,685,679.61

Step by Step Solution

1. Step 1: Write the proportion equation
   10,331,359.69 : 14,257,407.53 = 5,685,679.61 : x
2. Step 2: Convert to fraction form
   10,331,359.69/14,257,407.53 = 5,685,679.61/x
3. Step 3: Cross multiply
   10,331,359.69x = 14,257,407.53 × 5,685,679.61
4. Step 4: Simplify right side
   10,331,359.69x = 81,063,051,284,781.47
5. Step 5: Solve for x
   x = 81,063,051,284,781.47/10,331,359.69
6. Step 6: Final answer
   x = 7,846,310.05