Finding the Third Proportional to 20,012.06 and 31,391.72

Step by Step Solution

1. Step 1: Write the proportion equation
   20,012.06 : 31,391.72 = 31,391.72 : x
2. Step 2: Convert to fraction form
   20,012.06/31,391.72 = 31,391.72/x
3. Step 3: Cross multiply
   20,012.06x = 31,391.72 × 31,391.72
4. Step 4: Simplify right side
   20,012.06x = 985,440,006.08
5. Step 5: Solve for x
   x = 985,440,006.08/20,012.06
6. Step 6: Final answer
   x = 49,242.30