Finding the Fourth Proportional to 89,824.85, 123,955.62 and 49,538.59

Step by Step Solution

1. Step 1: Write the proportion equation
   89,824.85 : 123,955.62 = 49,538.59 : x
2. Step 2: Convert to fraction form
   89,824.85/123,955.62 = 49,538.59/x
3. Step 3: Cross multiply
   89,824.85x = 123,955.62 × 49,538.59
4. Step 4: Simplify right side
   89,824.85x = 6,140,586,141.72
5. Step 5: Solve for x
   x = 6,140,586,141.72/89,824.85
6. Step 6: Final answer
   x = 68,361.78