Finding the Third Proportional to 20,742.75 and 31,168.13

Step by Step Solution

1. Step 1: Write the proportion equation
   20,742.75 : 31,168.13 = 31,168.13 : x
2. Step 2: Convert to fraction form
   20,742.75/31,168.13 = 31,168.13/x
3. Step 3: Cross multiply
   20,742.75x = 31,168.13 × 31,168.13
4. Step 4: Simplify right side
   20,742.75x = 971,452,016.02
5. Step 5: Solve for x
   x = 971,452,016.02/20,742.75
6. Step 6: Final answer
   x = 46,833.33