Finding the Fourth Proportional to 88,621.50, 122,297.67 and 48,877.50

Step by Step Solution

1. Step 1: Write the proportion equation
   88,621.50 : 122,297.67 = 48,877.50 : x
2. Step 2: Convert to fraction form
   88,621.50/122,297.67 = 48,877.50/x
3. Step 3: Cross multiply
   88,621.50x = 122,297.67 × 48,877.50
4. Step 4: Simplify right side
   88,621.50x = 5,977,604,365.43
5. Step 5: Solve for x
   x = 5,977,604,365.43/88,621.50
6. Step 6: Final answer
   x = 67,450.95