Finding the Fourth Proportional to 122,443.25, 168,915.98 and 82,114.97

Step by Step Solution

1. Step 1: Write the proportion equation
   122,443.25 : 168,915.98 = 82,114.97 : x
2. Step 2: Convert to fraction form
   122,443.25/168,915.98 = 82,114.97/x
3. Step 3: Cross multiply
   122,443.25x = 168,915.98 × 82,114.97
4. Step 4: Simplify right side
   122,443.25x = 13,870,529,990.93
5. Step 5: Solve for x
   x = 13,870,529,990.93/122,443.25
6. Step 6: Final answer
   x = 113,281.30