Finding the Third Proportional to 73,279.69 and 102,082.78

Step by Step Solution

1. Step 1: Write the proportion equation
   73,279.69 : 102,082.78 = 102,082.78 : x
2. Step 2: Convert to fraction form
   73,279.69/102,082.78 = 102,082.78/x
3. Step 3: Cross multiply
   73,279.69x = 102,082.78 × 102,082.78
4. Step 4: Simplify right side
   73,279.69x = 10,420,894,227.74
5. Step 5: Solve for x
   x = 10,420,894,227.74/73,279.69
6. Step 6: Final answer
   x = 142,207.13