Finding the Third Proportional to 60,320 and 131,816

Step by Step Solution

1. Step 1: Write the proportion equation
   60,320 : 131,816 = 131,816 : x
2. Step 2: Convert to fraction form
   60,320/131,816 = 131,816/x
3. Step 3: Cross multiply
   60,320x = 131,816 × 131,816
4. Step 4: Simplify right side
   60,320x = 17,375,457,856
5. Step 5: Solve for x
   x = 17,375,457,856/60,320
6. Step 6: Final answer
   x = 288,054.67