Finding the Fourth Proportional to 89,825.16, 123,958.08 and 49,540.56

Step by Step Solution

1. Step 1: Write the proportion equation
   89,825.16 : 123,958.08 = 49,540.56 : x
2. Step 2: Convert to fraction form
   89,825.16/123,958.08 = 49,540.56/x
3. Step 3: Cross multiply
   89,825.16x = 123,958.08 × 49,540.56
4. Step 4: Simplify right side
   89,825.16x = 6,140,952,699.72
5. Step 5: Solve for x
   x = 6,140,952,699.72/89,825.16
6. Step 6: Final answer
   x = 68,365.62