Finding the Third Proportional to 20,732.84 and 31,272.96

Step by Step Solution

1. Step 1: Write the proportion equation
   20,732.84 : 31,272.96 = 31,272.96 : x
2. Step 2: Convert to fraction form
   20,732.84/31,272.96 = 31,272.96/x
3. Step 3: Cross multiply
   20,732.84x = 31,272.96 × 31,272.96
4. Step 4: Simplify right side
   20,732.84x = 977,998,085.80
5. Step 5: Solve for x
   x = 977,998,085.80/20,732.84
6. Step 6: Final answer
   x = 47,171.46