Finding the Fourth Proportional to 89,575.47, 123,614.71 and 49,288.10

Step by Step Solution

1. Step 1: Write the proportion equation
   89,575.47 : 123,614.71 = 49,288.10 : x
2. Step 2: Convert to fraction form
   89,575.47/123,614.71 = 49,288.10/x
3. Step 3: Cross multiply
   89,575.47x = 123,614.71 × 49,288.10
4. Step 4: Simplify right side
   89,575.47x = 6,092,733,446.66
5. Step 5: Solve for x
   x = 6,092,733,446.66/89,575.47
6. Step 6: Final answer
   x = 68,017.88