Finding the Fourth Proportional to 89,734.74, 123,834.77 and 49,449.94

Step by Step Solution

1. Step 1: Write the proportion equation
   89,734.74 : 123,834.77 = 49,449.94 : x
2. Step 2: Convert to fraction form
   89,734.74/123,834.77 = 49,449.94/x
3. Step 3: Cross multiply
   89,734.74x = 123,834.77 × 49,449.94
4. Step 4: Simplify right side
   89,734.74x = 6,123,622,166.98
5. Step 5: Solve for x
   x = 6,123,622,166.98/89,734.74
6. Step 6: Final answer
   x = 68,241.38