Finding the Fourth Proportional to 88,719.30, 122,434.54 and 48,434.76

Step by Step Solution

1. Step 1: Write the proportion equation
   88,719.30 : 122,434.54 = 48,434.76 : x
2. Step 2: Convert to fraction form
   88,719.30/122,434.54 = 48,434.76/x
3. Step 3: Cross multiply
   88,719.30x = 122,434.54 × 48,434.76
4. Step 4: Simplify right side
   88,719.30x = 5,930,087,439.52
5. Step 5: Solve for x
   x = 5,930,087,439.52/88,719.30
6. Step 6: Final answer
   x = 66,841.01