Finding the Fourth Proportional to 741,042.57, 1,022,639.42 and 401,510.82

Step by Step Solution

1. Step 1: Write the proportion equation
   741,042.57 : 1,022,639.42 = 401,510.82 : x
2. Step 2: Convert to fraction form
   741,042.57/1,022,639.42 = 401,510.82/x
3. Step 3: Cross multiply
   741,042.57x = 1,022,639.42 × 401,510.82
4. Step 4: Simplify right side
   741,042.57x = 410,600,792,088.52
5. Step 5: Solve for x
   x = 410,600,792,088.52/741,042.57
6. Step 6: Final answer
   x = 554,085.30