Finding the Third Proportional to 60,312 and 131,802

Step by Step Solution

1. Step 1: Write the proportion equation
   60,312 : 131,802 = 131,802 : x
2. Step 2: Convert to fraction form
   60,312/131,802 = 131,802/x
3. Step 3: Cross multiply
   60,312x = 131,802 × 131,802
4. Step 4: Simplify right side
   60,312x = 17,371,767,204
5. Step 5: Solve for x
   x = 17,371,767,204/60,312
6. Step 6: Final answer
   x = 288,031.69