Finding the Third Proportional to 12,261.75 and 18,982.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,261.75 : 18,982.50 = 18,982.50 : x
2. Step 2: Convert to fraction form
   12,261.75/18,982.50 = 18,982.50/x
3. Step 3: Cross multiply
   12,261.75x = 18,982.50 × 18,982.50
4. Step 4: Simplify right side
   12,261.75x = 360,335,306.25
5. Step 5: Solve for x
   x = 360,335,306.25/12,261.75
6. Step 6: Final answer
   x = 29,386.94