Finding the Third Proportional to 31,544.50 and 68,993

Step by Step Solution

1. Step 1: Write the proportion equation
   31,544.50 : 68,993 = 68,993 : x
2. Step 2: Convert to fraction form
   31,544.50/68,993 = 68,993/x
3. Step 3: Cross multiply
   31,544.50x = 68,993 × 68,993
4. Step 4: Simplify right side
   31,544.50x = 4,760,034,049
5. Step 5: Solve for x
   x = 4,760,034,049/31,544.50
6. Step 6: Final answer
   x = 150,899.02