Finding the Third Proportional to 12,300.75 and 18,996.75

Step by Step Solution

1. Step 1: Write the proportion equation
   12,300.75 : 18,996.75 = 18,996.75 : x
2. Step 2: Convert to fraction form
   12,300.75/18,996.75 = 18,996.75/x
3. Step 3: Cross multiply
   12,300.75x = 18,996.75 × 18,996.75
4. Step 4: Simplify right side
   12,300.75x = 360,876,510.56
5. Step 5: Solve for x
   x = 360,876,510.56/12,300.75
6. Step 6: Final answer
   x = 29,337.76