Finding the Fourth Proportional to 88,704, 122,411.52 and 48,960

Step by Step Solution

1. Step 1: Write the proportion equation
   88,704 : 122,411.52 = 48,960 : x
2. Step 2: Convert to fraction form
   88,704/122,411.52 = 48,960/x
3. Step 3: Cross multiply
   88,704x = 122,411.52 × 48,960
4. Step 4: Simplify right side
   88,704x = 5,993,268,019.20
5. Step 5: Solve for x
   x = 5,993,268,019.20/88,704
6. Step 6: Final answer
   x = 67,564.80