Finding the Fourth Proportional to 881,222.01, 1,321,903.05 and 375,787.31

Step by Step Solution

1. Step 1: Write the proportion equation
   881,222.01 : 1,321,903.05 = 375,787.31 : x
2. Step 2: Convert to fraction form
   881,222.01/1,321,903.05 = 375,787.31/x
3. Step 3: Cross multiply
   881,222.01x = 1,321,903.05 × 375,787.31
4. Step 4: Simplify right side
   881,222.01x = 496,754,384,630.78
5. Step 5: Solve for x
   x = 496,754,384,630.78/881,222.01
6. Step 6: Final answer
   x = 563,710.82