Finding the Fourth Proportional to 82,643.49, 123,915.96 and 32,730.75

Step by Step Solution

1. Step 1: Write the proportion equation
   82,643.49 : 123,915.96 = 32,730.75 : x
2. Step 2: Convert to fraction form
   82,643.49/123,915.96 = 32,730.75/x
3. Step 3: Cross multiply
   82,643.49x = 123,915.96 × 32,730.75
4. Step 4: Simplify right side
   82,643.49x = 4,055,862,307.77
5. Step 5: Solve for x
   x = 4,055,862,307.77/82,643.49
6. Step 6: Final answer
   x = 49,076.61