Finding the Fourth Proportional to 1,112,411.94, 1,535,158.70 and 629,049.40

Step by Step Solution

1. Step 1: Write the proportion equation
   1,112,411.94 : 1,535,158.70 = 629,049.40 : x
2. Step 2: Convert to fraction form
   1,112,411.94/1,535,158.70 = 629,049.40/x
3. Step 3: Cross multiply
   1,112,411.94x = 1,535,158.70 × 629,049.40
4. Step 4: Simplify right side
   1,112,411.94x = 965,690,659,139.78
5. Step 5: Solve for x
   x = 965,690,659,139.78/1,112,411.94
6. Step 6: Final answer
   x = 868,105.26