Finding the Fourth Proportional to 83,413.87, 115,111.17 and 45,688.12

Step by Step Solution

1. Step 1: Write the proportion equation
   83,413.87 : 115,111.17 = 45,688.12 : x
2. Step 2: Convert to fraction form
   83,413.87/115,111.17 = 45,688.12/x
3. Step 3: Cross multiply
   83,413.87x = 115,111.17 × 45,688.12
4. Step 4: Simplify right side
   83,413.87x = 5,259,212,948.30
5. Step 5: Solve for x
   x = 5,259,212,948.30/83,413.87
6. Step 6: Final answer
   x = 63,049.62