Finding the Fourth Proportional to 82,079.79, 123,138.72 and 25,925.46

Step by Step Solution

1. Step 1: Write the proportion equation
   82,079.79 : 123,138.72 = 25,925.46 : x
2. Step 2: Convert to fraction form
   82,079.79/123,138.72 = 25,925.46/x
3. Step 3: Cross multiply
   82,079.79x = 123,138.72 × 25,925.46
4. Step 4: Simplify right side
   82,079.79x = 3,192,427,959.81
5. Step 5: Solve for x
   x = 3,192,427,959.81/82,079.79
6. Step 6: Final answer
   x = 38,894.20