Finding the Fourth Proportional to 89,149.42, 123,025.76 and 48,864.88

Step by Step Solution

1. Step 1: Write the proportion equation
   89,149.42 : 123,025.76 = 48,864.88 : x
2. Step 2: Convert to fraction form
   89,149.42/123,025.76 = 48,864.88/x
3. Step 3: Cross multiply
   89,149.42x = 123,025.76 × 48,864.88
4. Step 4: Simplify right side
   89,149.42x = 6,011,638,999.31
5. Step 5: Solve for x
   x = 6,011,638,999.31/89,149.42
6. Step 6: Final answer
   x = 67,433.29