Finding the Third Proportional to 60,457.50 and 131,619

Step by Step Solution

1. Step 1: Write the proportion equation
   60,457.50 : 131,619 = 131,619 : x
2. Step 2: Convert to fraction form
   60,457.50/131,619 = 131,619/x
3. Step 3: Cross multiply
   60,457.50x = 131,619 × 131,619
4. Step 4: Simplify right side
   60,457.50x = 17,323,561,161
5. Step 5: Solve for x
   x = 17,323,561,161/60,457.50
6. Step 6: Final answer
   x = 286,541.14