Finding the Fourth Proportional to 89,776.96, 123,890.67 and 49,494.46

Step by Step Solution

1. Step 1: Write the proportion equation
   89,776.96 : 123,890.67 = 49,494.46 : x
2. Step 2: Convert to fraction form
   89,776.96/123,890.67 = 49,494.46/x
3. Step 3: Cross multiply
   89,776.96x = 123,890.67 × 49,494.46
4. Step 4: Simplify right side
   89,776.96x = 6,131,901,810.69
5. Step 5: Solve for x
   x = 6,131,901,810.69/89,776.96
6. Step 6: Final answer
   x = 68,301.51