Finding the Fourth Proportional to 88,772.55, 122,509.02 and 48,488.68

Step by Step Solution

1. Step 1: Write the proportion equation
   88,772.55 : 122,509.02 = 48,488.68 : x
2. Step 2: Convert to fraction form
   88,772.55/122,509.02 = 48,488.68/x
3. Step 3: Cross multiply
   88,772.55x = 122,509.02 × 48,488.68
4. Step 4: Simplify right side
   88,772.55x = 5,940,300,667.89
5. Step 5: Solve for x
   x = 5,940,300,667.89/88,772.55
6. Step 6: Final answer
   x = 66,915.96