Finding the Third Proportional to 21,691.50 and 32,451.75

Step by Step Solution

1. Step 1: Write the proportion equation
   21,691.50 : 32,451.75 = 32,451.75 : x
2. Step 2: Convert to fraction form
   21,691.50/32,451.75 = 32,451.75/x
3. Step 3: Cross multiply
   21,691.50x = 32,451.75 × 32,451.75
4. Step 4: Simplify right side
   21,691.50x = 1,053,116,078.06
5. Step 5: Solve for x
   x = 1,053,116,078.06/21,691.50
6. Step 6: Final answer
   x = 48,549.71