Finding the Fourth Proportional to 82,275.75, 123,414.03 and 19,946.25

Step by Step Solution

1. Step 1: Write the proportion equation
   82,275.75 : 123,414.03 = 19,946.25 : x
2. Step 2: Convert to fraction form
   82,275.75/123,414.03 = 19,946.25/x
3. Step 3: Cross multiply
   82,275.75x = 123,414.03 × 19,946.25
4. Step 4: Simplify right side
   82,275.75x = 2,461,647,095.89
5. Step 5: Solve for x
   x = 2,461,647,095.89/82,275.75
6. Step 6: Final answer
   x = 29,919.47