Finding the Fourth Proportional to 89,666.27, 123,734.52 and 49,372.17

Step by Step Solution

1. Step 1: Write the proportion equation
   89,666.27 : 123,734.52 = 49,372.17 : x
2. Step 2: Convert to fraction form
   89,666.27/123,734.52 = 49,372.17/x
3. Step 3: Cross multiply
   89,666.27x = 123,734.52 × 49,372.17
4. Step 4: Simplify right side
   89,666.27x = 6,109,041,292.30
5. Step 5: Solve for x
   x = 6,109,041,292.30/89,666.27
6. Step 6: Final answer
   x = 68,130.87