Finding the Fourth Proportional to 82,068.75, 123,151.53 and 34,680.78

Step by Step Solution

1. Step 1: Write the proportion equation
   82,068.75 : 123,151.53 = 34,680.78 : x
2. Step 2: Convert to fraction form
   82,068.75/123,151.53 = 34,680.78/x
3. Step 3: Cross multiply
   82,068.75x = 123,151.53 × 34,680.78
4. Step 4: Simplify right side
   82,068.75x = 4,270,991,118.59
5. Step 5: Solve for x
   x = 4,270,991,118.59/82,068.75
6. Step 6: Final answer
   x = 52,041.63