Finding the Fourth Proportional to 2,398,706.69, 3,309,895.17 and 1,540,429.47

Step by Step Solution

1. Step 1: Write the proportion equation
   2,398,706.69 : 3,309,895.17 = 1,540,429.47 : x
2. Step 2: Convert to fraction form
   2,398,706.69/3,309,895.17 = 1,540,429.47/x
3. Step 3: Cross multiply
   2,398,706.69x = 3,309,895.17 × 1,540,429.47
4. Step 4: Simplify right side
   2,398,706.69x = 5,098,660,062,478.66
5. Step 5: Solve for x
   x = 5,098,660,062,478.66/2,398,706.69
6. Step 6: Final answer
   x = 2,125,587.13