Finding the Third Proportional to 60,469 and 131,685

Step by Step Solution

1. Step 1: Write the proportion equation
   60,469 : 131,685 = 131,685 : x
2. Step 2: Convert to fraction form
   60,469/131,685 = 131,685/x
3. Step 3: Cross multiply
   60,469x = 131,685 × 131,685
4. Step 4: Simplify right side
   60,469x = 17,340,939,225
5. Step 5: Solve for x
   x = 17,340,939,225/60,469
6. Step 6: Final answer
   x = 286,774.04