Finding the Fourth Proportional to 88,778.52, 122,513.72 and 48,492.28

Step by Step Solution

1. Step 1: Write the proportion equation
   88,778.52 : 122,513.72 = 48,492.28 : x
2. Step 2: Convert to fraction form
   88,778.52/122,513.72 = 48,492.28/x
3. Step 3: Cross multiply
   88,778.52x = 122,513.72 × 48,492.28
4. Step 4: Simplify right side
   88,778.52x = 5,940,969,614.08
5. Step 5: Solve for x
   x = 5,940,969,614.08/88,778.52
6. Step 6: Final answer
   x = 66,919.00