Finding the Third Proportional to 20,641.50 and 48,687.75

Step by Step Solution

1. Step 1: Write the proportion equation
   20,641.50 : 48,687.75 = 48,687.75 : x
2. Step 2: Convert to fraction form
   20,641.50/48,687.75 = 48,687.75/x
3. Step 3: Cross multiply
   20,641.50x = 48,687.75 × 48,687.75
4. Step 4: Simplify right side
   20,641.50x = 2,370,497,000.06
5. Step 5: Solve for x
   x = 2,370,497,000.06/20,641.50
6. Step 6: Final answer
   x = 114,841.31