Finding the Fourth Proportional to 745,442.41, 1,123,142.79 and 674,456.04

Step by Step Solution

1. Step 1: Write the proportion equation
   745,442.41 : 1,123,142.79 = 674,456.04 : x
2. Step 2: Convert to fraction form
   745,442.41/1,123,142.79 = 674,456.04/x
3. Step 3: Cross multiply
   745,442.41x = 1,123,142.79 × 674,456.04
4. Step 4: Simplify right side
   745,442.41x = 757,510,438,497.95
5. Step 5: Solve for x
   x = 757,510,438,497.95/745,442.41
6. Step 6: Final answer
   x = 1,016,189.08