Finding the Third Proportional to 65,165.50 and 90,944

Step by Step Solution

1. Step 1: Write the proportion equation
   65,165.50 : 90,944 = 90,944 : x
2. Step 2: Convert to fraction form
   65,165.50/90,944 = 90,944/x
3. Step 3: Cross multiply
   65,165.50x = 90,944 × 90,944
4. Step 4: Simplify right side
   65,165.50x = 8,270,811,136
5. Step 5: Solve for x
   x = 8,270,811,136/65,165.50
6. Step 6: Final answer
   x = 126,920.09