Finding the Fourth Proportional to 1,179,608.52, 1,769,413.86 and 293,144.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,179,608.52 : 1,769,413.86 = 293,144.52 : x
2. Step 2: Convert to fraction form
   1,179,608.52/1,769,413.86 = 293,144.52/x
3. Step 3: Cross multiply
   1,179,608.52x = 1,769,413.86 × 293,144.52
4. Step 4: Simplify right side
   1,179,608.52x = 518,693,976,671.05
5. Step 5: Solve for x
   x = 518,693,976,671.05/1,179,608.52
6. Step 6: Final answer
   x = 439,717.05