Finding the Third Proportional to 12,996 and 19,500.75

Step by Step Solution

1. Step 1: Write the proportion equation
   12,996 : 19,500.75 = 19,500.75 : x
2. Step 2: Convert to fraction form
   12,996/19,500.75 = 19,500.75/x
3. Step 3: Cross multiply
   12,996x = 19,500.75 × 19,500.75
4. Step 4: Simplify right side
   12,996x = 380,279,250.56
5. Step 5: Solve for x
   x = 380,279,250.56/12,996
6. Step 6: Final answer
   x = 29,261.25