Finding the Third Proportional to 90,761 and 126,948

Step by Step Solution

1. Step 1: Write the proportion equation
   90,761 : 126,948 = 126,948 : x
2. Step 2: Convert to fraction form
   90,761/126,948 = 126,948/x
3. Step 3: Cross multiply
   90,761x = 126,948 × 126,948
4. Step 4: Simplify right side
   90,761x = 16,115,794,704
5. Step 5: Solve for x
   x = 16,115,794,704/90,761
6. Step 6: Final answer
   x = 177,562.99