Finding the Fourth Proportional to 10,839,057.72, 16,258,593.60 and 2,752,639.80

Step by Step Solution

1. Step 1: Write the proportion equation
   10,839,057.72 : 16,258,593.60 = 2,752,639.80 : x
2. Step 2: Convert to fraction form
   10,839,057.72/16,258,593.60 = 2,752,639.80/x
3. Step 3: Cross multiply
   10,839,057.72x = 16,258,593.60 × 2,752,639.80
4. Step 4: Simplify right side
   10,839,057.72x = 44,754,051,835,385.27
5. Step 5: Solve for x
   x = 44,754,051,835,385.27/10,839,057.72
6. Step 6: Final answer
   x = 4,128,961.48