Finding the Third Proportional to 12,751.25 and 18,368.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,751.25 : 18,368.50 = 18,368.50 : x
2. Step 2: Convert to fraction form
   12,751.25/18,368.50 = 18,368.50/x
3. Step 3: Cross multiply
   12,751.25x = 18,368.50 × 18,368.50
4. Step 4: Simplify right side
   12,751.25x = 337,401,792.25
5. Step 5: Solve for x
   x = 337,401,792.25/12,751.25
6. Step 6: Final answer
   x = 26,460.29