Finding the Third Proportional to 62,760 and 89,244

Step by Step Solution

1. Step 1: Write the proportion equation
   62,760 : 89,244 = 89,244 : x
2. Step 2: Convert to fraction form
   62,760/89,244 = 89,244/x
3. Step 3: Cross multiply
   62,760x = 89,244 × 89,244
4. Step 4: Simplify right side
   62,760x = 7,964,491,536
5. Step 5: Solve for x
   x = 7,964,491,536/62,760
6. Step 6: Final answer
   x = 126,903.94