Finding the Third Proportional to 12,165.75 and 26,426.25

Step by Step Solution

1. Step 1: Write the proportion equation
   12,165.75 : 26,426.25 = 26,426.25 : x
2. Step 2: Convert to fraction form
   12,165.75/26,426.25 = 26,426.25/x
3. Step 3: Cross multiply
   12,165.75x = 26,426.25 × 26,426.25
4. Step 4: Simplify right side
   12,165.75x = 698,346,689.06
5. Step 5: Solve for x
   x = 698,346,689.06/12,165.75
6. Step 6: Final answer
   x = 57,402.68