Finding the Fourth Proportional to 10,929,397.40, 16,404,593.70 and 5,544,128.60

Step by Step Solution

1. Step 1: Write the proportion equation
   10,929,397.40 : 16,404,593.70 = 5,544,128.60 : x
2. Step 2: Convert to fraction form
   10,929,397.40/16,404,593.70 = 5,544,128.60/x
3. Step 3: Cross multiply
   10,929,397.40x = 16,404,593.70 × 5,544,128.60
4. Step 4: Simplify right side
   10,929,397.40x = 90,949,177,103,549.81
5. Step 5: Solve for x
   x = 90,949,177,103,549.81/10,929,397.40
6. Step 6: Final answer
   x = 8,321,517.99