Finding the Fourth Proportional to 757,644.72, 1,045,574.82 and 413,499.48

Step by Step Solution

1. Step 1: Write the proportion equation
   757,644.72 : 1,045,574.82 = 413,499.48 : x
2. Step 2: Convert to fraction form
   757,644.72/1,045,574.82 = 413,499.48/x
3. Step 3: Cross multiply
   757,644.72x = 1,045,574.82 × 413,499.48
4. Step 4: Simplify right side
   757,644.72x = 432,344,644,371.09
5. Step 5: Solve for x
   x = 432,344,644,371.09/757,644.72
6. Step 6: Final answer
   x = 570,642.98