Finding the Third Proportional to 20,737.05 and 31,275.49

Step by Step Solution

1. Step 1: Write the proportion equation
   20,737.05 : 31,275.49 = 31,275.49 : x
2. Step 2: Convert to fraction form
   20,737.05/31,275.49 = 31,275.49/x
3. Step 3: Cross multiply
   20,737.05x = 31,275.49 × 31,275.49
4. Step 4: Simplify right side
   20,737.05x = 978,156,411.57
5. Step 5: Solve for x
   x = 978,156,411.57/20,737.05
6. Step 6: Final answer
   x = 47,169.50