Finding the Fourth Proportional to 10,338,603.62, 14,267,612.89 and 5,692,729.78

Step by Step Solution

1. Step 1: Write the proportion equation
   10,338,603.62 : 14,267,612.89 = 5,692,729.78 : x
2. Step 2: Convert to fraction form
   10,338,603.62/14,267,612.89 = 5,692,729.78/x
3. Step 3: Cross multiply
   10,338,603.62x = 14,267,612.89 × 5,692,729.78
4. Step 4: Simplify right side
   10,338,603.62x = 81,221,664,781,343.69
5. Step 5: Solve for x
   x = 81,221,664,781,343.69/10,338,603.62
6. Step 6: Final answer
   x = 7,856,154.26