Finding the Fourth Proportional to 1,223,898.72, 1,835,413.67 and 359,092.28

Step by Step Solution

1. Step 1: Write the proportion equation
   1,223,898.72 : 1,835,413.67 = 359,092.28 : x
2. Step 2: Convert to fraction form
   1,223,898.72/1,835,413.67 = 359,092.28/x
3. Step 3: Cross multiply
   1,223,898.72x = 1,835,413.67 × 359,092.28
4. Step 4: Simplify right side
   1,223,898.72x = 659,082,884,989.73
5. Step 5: Solve for x
   x = 659,082,884,989.73/1,223,898.72
6. Step 6: Final answer
   x = 538,510.97