Finding the Fourth Proportional to 89,215.53, 123,111.29 and 48,928.41

Step by Step Solution

1. Step 1: Write the proportion equation
   89,215.53 : 123,111.29 = 48,928.41 : x
2. Step 2: Convert to fraction form
   89,215.53/123,111.29 = 48,928.41/x
3. Step 3: Cross multiply
   89,215.53x = 123,111.29 × 48,928.41
4. Step 4: Simplify right side
   89,215.53x = 6,023,639,672.75
5. Step 5: Solve for x
   x = 6,023,639,672.75/89,215.53
6. Step 6: Final answer
   x = 67,517.84