Finding the Third Proportional to 17,043.75 and 20,182.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,043.75 : 20,182.50 = 20,182.50 : x
2. Step 2: Convert to fraction form
   17,043.75/20,182.50 = 20,182.50/x
3. Step 3: Cross multiply
   17,043.75x = 20,182.50 × 20,182.50
4. Step 4: Simplify right side
   17,043.75x = 407,333,306.25
5. Step 5: Solve for x
   x = 407,333,306.25/17,043.75
6. Step 6: Final answer
   x = 23,899.28