Finding the Fourth Proportional to 1,174,589.69, 1,620,978.24 and 658,353.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,174,589.69 : 1,620,978.24 = 658,353.04 : x
2. Step 2: Convert to fraction form
   1,174,589.69/1,620,978.24 = 658,353.04/x
3. Step 3: Cross multiply
   1,174,589.69x = 1,620,978.24 × 658,353.04
4. Step 4: Simplify right side
   1,174,589.69x = 1,067,175,952,077.85
5. Step 5: Solve for x
   x = 1,067,175,952,077.85/1,174,589.69
6. Step 6: Final answer
   x = 908,552.12