Finding the Third Proportional to 82,600 and 131,284

Step by Step Solution

1. Step 1: Write the proportion equation
   82,600 : 131,284 = 131,284 : x
2. Step 2: Convert to fraction form
   82,600/131,284 = 131,284/x
3. Step 3: Cross multiply
   82,600x = 131,284 × 131,284
4. Step 4: Simplify right side
   82,600x = 17,235,488,656
5. Step 5: Solve for x
   x = 17,235,488,656/82,600
6. Step 6: Final answer
   x = 208,662.09