Finding the Fourth Proportional to 88,859.78, 122,634.89 and 48,579.50

Step by Step Solution

1. Step 1: Write the proportion equation
   88,859.78 : 122,634.89 = 48,579.50 : x
2. Step 2: Convert to fraction form
   88,859.78/122,634.89 = 48,579.50/x
3. Step 3: Cross multiply
   88,859.78x = 122,634.89 × 48,579.50
4. Step 4: Simplify right side
   88,859.78x = 5,957,541,058.17
5. Step 5: Solve for x
   x = 5,957,541,058.17/88,859.78
6. Step 6: Final answer
   x = 67,044.29