Finding the Third Proportional to 20,302.59 and 31,246.31

Step by Step Solution

1. Step 1: Write the proportion equation
   20,302.59 : 31,246.31 = 31,246.31 : x
2. Step 2: Convert to fraction form
   20,302.59/31,246.31 = 31,246.31/x
3. Step 3: Cross multiply
   20,302.59x = 31,246.31 × 31,246.31
4. Step 4: Simplify right side
   20,302.59x = 976,332,044.85
5. Step 5: Solve for x
   x = 976,332,044.85/20,302.59
6. Step 6: Final answer
   x = 48,089.03