Finding the Third Proportional to 12,300.75 and 20,135.25

Step by Step Solution

1. Step 1: Write the proportion equation
   12,300.75 : 20,135.25 = 20,135.25 : x
2. Step 2: Convert to fraction form
   12,300.75/20,135.25 = 20,135.25/x
3. Step 3: Cross multiply
   12,300.75x = 20,135.25 × 20,135.25
4. Step 4: Simplify right side
   12,300.75x = 405,428,292.56
5. Step 5: Solve for x
   x = 405,428,292.56/12,300.75
6. Step 6: Final answer
   x = 32,959.64