Finding the Fourth Proportional to 1,053,938.72, 1,454,434.22 and 570,503.73

Step by Step Solution

1. Step 1: Write the proportion equation
   1,053,938.72 : 1,454,434.22 = 570,503.73 : x
2. Step 2: Convert to fraction form
   1,053,938.72/1,454,434.22 = 570,503.73/x
3. Step 3: Cross multiply
   1,053,938.72x = 1,454,434.22 × 570,503.73
4. Step 4: Simplify right side
   1,053,938.72x = 829,760,144,697.12
5. Step 5: Solve for x
   x = 829,760,144,697.12/1,053,938.72
6. Step 6: Final answer
   x = 787,294.49