Finding the Fourth Proportional to 88,781.27, 122,513.46 and 48,494.45

Step by Step Solution

1. Step 1: Write the proportion equation
   88,781.27 : 122,513.46 = 48,494.45 : x
2. Step 2: Convert to fraction form
   88,781.27/122,513.46 = 48,494.45/x
3. Step 3: Cross multiply
   88,781.27x = 122,513.46 × 48,494.45
4. Step 4: Simplify right side
   88,781.27x = 5,941,222,568.37
5. Step 5: Solve for x
   x = 5,941,222,568.37/88,781.27
6. Step 6: Final answer
   x = 66,919.78