Finding the Fourth Proportional to 82,116.20, 123,178.70 and 25,952.04

Step by Step Solution

1. Step 1: Write the proportion equation
   82,116.20 : 123,178.70 = 25,952.04 : x
2. Step 2: Convert to fraction form
   82,116.20/123,178.70 = 25,952.04/x
3. Step 3: Cross multiply
   82,116.20x = 123,178.70 × 25,952.04
4. Step 4: Simplify right side
   82,116.20x = 3,196,738,614.43
5. Step 5: Solve for x
   x = 3,196,738,614.43/82,116.20
6. Step 6: Final answer
   x = 38,929.45