Finding the Third Proportional to 6,619.50 and 10,536.75

Step by Step Solution

1. Step 1: Write the proportion equation
   6,619.50 : 10,536.75 = 10,536.75 : x
2. Step 2: Convert to fraction form
   6,619.50/10,536.75 = 10,536.75/x
3. Step 3: Cross multiply
   6,619.50x = 10,536.75 × 10,536.75
4. Step 4: Simplify right side
   6,619.50x = 111,023,100.56
5. Step 5: Solve for x
   x = 111,023,100.56/6,619.50
6. Step 6: Final answer
   x = 16,772.13