Finding the Third Proportional to 84,790 and 131,082

Step by Step Solution

1. Step 1: Write the proportion equation
   84,790 : 131,082 = 131,082 : x
2. Step 2: Convert to fraction form
   84,790/131,082 = 131,082/x
3. Step 3: Cross multiply
   84,790x = 131,082 × 131,082
4. Step 4: Simplify right side
   84,790x = 17,182,490,724
5. Step 5: Solve for x
   x = 17,182,490,724/84,790
6. Step 6: Final answer
   x = 202,647.61