Finding the Fourth Proportional to 89,734.33, 123,834.20 and 49,449.53

Step by Step Solution

1. Step 1: Write the proportion equation
   89,734.33 : 123,834.20 = 49,449.53 : x
2. Step 2: Convert to fraction form
   89,734.33/123,834.20 = 49,449.53/x
3. Step 3: Cross multiply
   89,734.33x = 123,834.20 × 49,449.53
4. Step 4: Simplify right side
   89,734.33x = 6,123,543,421.14
5. Step 5: Solve for x
   x = 6,123,543,421.14/89,734.33
6. Step 6: Final answer
   x = 68,240.81