Finding the Fourth Proportional to 743,562.91, 1,026,123.31 and 404,031.16

Step by Step Solution

1. Step 1: Write the proportion equation
   743,562.91 : 1,026,123.31 = 404,031.16 : x
2. Step 2: Convert to fraction form
   743,562.91/1,026,123.31 = 404,031.16/x
3. Step 3: Cross multiply
   743,562.91x = 1,026,123.31 × 404,031.16
4. Step 4: Simplify right side
   743,562.91x = 414,585,797,052.34
5. Step 5: Solve for x
   x = 414,585,797,052.34/743,562.91
6. Step 6: Final answer
   x = 557,566.53