Finding the Fourth Proportional to 88,578.56, 122,238.40 and 48,834.56

Step by Step Solution

1. Step 1: Write the proportion equation
   88,578.56 : 122,238.40 = 48,834.56 : x
2. Step 2: Convert to fraction form
   88,578.56/122,238.40 = 48,834.56/x
3. Step 3: Cross multiply
   88,578.56x = 122,238.40 × 48,834.56
4. Step 4: Simplify right side
   88,578.56x = 5,969,458,479.10
5. Step 5: Solve for x
   x = 5,969,458,479.10/88,578.56
6. Step 6: Final answer
   x = 67,391.69