Finding the Fourth Proportional to 89,107.31, 122,966.96 and 48,818.72

Step by Step Solution

1. Step 1: Write the proportion equation
   89,107.31 : 122,966.96 = 48,818.72 : x
2. Step 2: Convert to fraction form
   89,107.31/122,966.96 = 48,818.72/x
3. Step 3: Cross multiply
   89,107.31x = 122,966.96 × 48,818.72
4. Step 4: Simplify right side
   89,107.31x = 6,003,088,730.56
5. Step 5: Solve for x
   x = 6,003,088,730.56/89,107.31
6. Step 6: Final answer
   x = 67,369.21