Finding the Fourth Proportional to 613,634, 920,462.52 and 170,413.52

Step by Step Solution

1. Step 1: Write the proportion equation
   613,634 : 920,462.52 = 170,413.52 : x
2. Step 2: Convert to fraction form
   613,634/920,462.52 = 170,413.52/x
3. Step 3: Cross multiply
   613,634x = 920,462.52 × 170,413.52
4. Step 4: Simplify right side
   613,634x = 156,859,258,061.27
5. Step 5: Solve for x
   x = 156,859,258,061.27/613,634
6. Step 6: Final answer
   x = 255,623.48