Finding the Third Proportional to 10,525.50 and 15,162.75

Step by Step Solution

1. Step 1: Write the proportion equation
   10,525.50 : 15,162.75 = 15,162.75 : x
2. Step 2: Convert to fraction form
   10,525.50/15,162.75 = 15,162.75/x
3. Step 3: Cross multiply
   10,525.50x = 15,162.75 × 15,162.75
4. Step 4: Simplify right side
   10,525.50x = 229,908,987.56
5. Step 5: Solve for x
   x = 229,908,987.56/10,525.50
6. Step 6: Final answer
   x = 21,843.05