Finding the Third Proportional to 10,987.50 and 16,275.75

Step by Step Solution

1. Step 1: Write the proportion equation
   10,987.50 : 16,275.75 = 16,275.75 : x
2. Step 2: Convert to fraction form
   10,987.50/16,275.75 = 16,275.75/x
3. Step 3: Cross multiply
   10,987.50x = 16,275.75 × 16,275.75
4. Step 4: Simplify right side
   10,987.50x = 264,900,038.06
5. Step 5: Solve for x
   x = 264,900,038.06/10,987.50
6. Step 6: Final answer
   x = 24,109.22