Finding the Third Proportional to 86,908 and 131,334

Step by Step Solution

1. Step 1: Write the proportion equation
   86,908 : 131,334 = 131,334 : x
2. Step 2: Convert to fraction form
   86,908/131,334 = 131,334/x
3. Step 3: Cross multiply
   86,908x = 131,334 × 131,334
4. Step 4: Simplify right side
   86,908x = 17,248,619,556
5. Step 5: Solve for x
   x = 17,248,619,556/86,908
6. Step 6: Final answer
   x = 198,469.87