Finding the Fourth Proportional to 89,937.10, 124,111.58 and 49,650

Step by Step Solution

1. Step 1: Write the proportion equation
   89,937.10 : 124,111.58 = 49,650 : x
2. Step 2: Convert to fraction form
   89,937.10/124,111.58 = 49,650/x
3. Step 3: Cross multiply
   89,937.10x = 124,111.58 × 49,650
4. Step 4: Simplify right side
   89,937.10x = 6,162,139,947
5. Step 5: Solve for x
   x = 6,162,139,947/89,937.10
6. Step 6: Final answer
   x = 68,516.11