Finding the Fourth Proportional to 89,504.70, 123,510.15 and 49,217.82

Step by Step Solution

1. Step 1: Write the proportion equation
   89,504.70 : 123,510.15 = 49,217.82 : x
2. Step 2: Convert to fraction form
   89,504.70/123,510.15 = 49,217.82/x
3. Step 3: Cross multiply
   89,504.70x = 123,510.15 × 49,217.82
4. Step 4: Simplify right side
   89,504.70x = 6,078,900,330.87
5. Step 5: Solve for x
   x = 6,078,900,330.87/89,504.70
6. Step 6: Final answer
   x = 67,917.11