Finding the Fourth Proportional to 88,861.20, 122,626.17 and 48,573.78

Step by Step Solution

1. Step 1: Write the proportion equation
   88,861.20 : 122,626.17 = 48,573.78 : x
2. Step 2: Convert to fraction form
   88,861.20/122,626.17 = 48,573.78/x
3. Step 3: Cross multiply
   88,861.20x = 122,626.17 × 48,573.78
4. Step 4: Simplify right side
   88,861.20x = 5,956,416,603.82
5. Step 5: Solve for x
   x = 5,956,416,603.82/88,861.20
6. Step 6: Final answer
   x = 67,030.57