Finding the Fourth Proportional to 89,755.34, 123,861.76 and 49,469.13

Step by Step Solution

1. Step 1: Write the proportion equation
   89,755.34 : 123,861.76 = 49,469.13 : x
2. Step 2: Convert to fraction form
   89,755.34/123,861.76 = 49,469.13/x
3. Step 3: Cross multiply
   89,755.34x = 123,861.76 × 49,469.13
4. Step 4: Simplify right side
   89,755.34x = 6,127,333,383.80
5. Step 5: Solve for x
   x = 6,127,333,383.80/89,755.34
6. Step 6: Final answer
   x = 68,267.06