Finding the Third Proportional to 20,670.50 and 31,948

Step by Step Solution

1. Step 1: Write the proportion equation
   20,670.50 : 31,948 = 31,948 : x
2. Step 2: Convert to fraction form
   20,670.50/31,948 = 31,948/x
3. Step 3: Cross multiply
   20,670.50x = 31,948 × 31,948
4. Step 4: Simplify right side
   20,670.50x = 1,020,674,704
5. Step 5: Solve for x
   x = 1,020,674,704/20,670.50
6. Step 6: Final answer
   x = 49,378.33