Finding the Fourth Proportional to 89,039.17, 122,870.22 and 48,752.20

Step by Step Solution

1. Step 1: Write the proportion equation
   89,039.17 : 122,870.22 = 48,752.20 : x
2. Step 2: Convert to fraction form
   89,039.17/122,870.22 = 48,752.20/x
3. Step 3: Cross multiply
   89,039.17x = 122,870.22 × 48,752.20
4. Step 4: Simplify right side
   89,039.17x = 5,990,193,539.48
5. Step 5: Solve for x
   x = 5,990,193,539.48/89,039.17
6. Step 6: Final answer
   x = 67,275.94