Finding the Fourth Proportional to 1,043,522,391.56, 1,440,078,788.98 and 573,643,517

Step by Step Solution

1. Step 1: Write the proportion equation
   1,043,522,391.56 : 1,440,078,788.98 = 573,643,517 : x
2. Step 2: Convert to fraction form
   1,043,522,391.56/1,440,078,788.98 = 573,643,517/x
3. Step 3: Cross multiply
   1,043,522,391.56x = 1,440,078,788.98 × 573,643,517
4. Step 4: Simplify right side
   1,043,522,391.56x = 826,091,861,267,588,096
5. Step 5: Solve for x
   x = 826,091,861,267,588,096/1,043,522,391.56
6. Step 6: Final answer
   x = 791,637,887.17