Finding the Fourth Proportional to 649,969.92, 896,941.89 and 359,574.12

Step by Step Solution

1. Step 1: Write the proportion equation
   649,969.92 : 896,941.89 = 359,574.12 : x
2. Step 2: Convert to fraction form
   649,969.92/896,941.89 = 359,574.12/x
3. Step 3: Cross multiply
   649,969.92x = 896,941.89 × 359,574.12
4. Step 4: Simplify right side
   649,969.92x = 322,517,090,787.89
5. Step 5: Solve for x
   x = 322,517,090,787.89/649,969.92
6. Step 6: Final answer
   x = 496,203.10