Finding the Fourth Proportional to 739,513.16, 1,109,413.52 and 284,071.10

Step by Step Solution

1. Step 1: Write the proportion equation
   739,513.16 : 1,109,413.52 = 284,071.10 : x
2. Step 2: Convert to fraction form
   739,513.16/1,109,413.52 = 284,071.10/x
3. Step 3: Cross multiply
   739,513.16x = 1,109,413.52 × 284,071.10
4. Step 4: Simplify right side
   739,513.16x = 315,152,318,981.27
5. Step 5: Solve for x
   x = 315,152,318,981.27/739,513.16
6. Step 6: Final answer
   x = 426,161.88