Finding the Third Proportional to 12,681 and 18,263.25

Step by Step Solution

1. Step 1: Write the proportion equation
   12,681 : 18,263.25 = 18,263.25 : x
2. Step 2: Convert to fraction form
   12,681/18,263.25 = 18,263.25/x
3. Step 3: Cross multiply
   12,681x = 18,263.25 × 18,263.25
4. Step 4: Simplify right side
   12,681x = 333,546,300.56
5. Step 5: Solve for x
   x = 333,546,300.56/12,681
6. Step 6: Final answer
   x = 26,302.84