Finding the Third Proportional to 12,465.75 and 18,656.25

Step by Step Solution

1. Step 1: Write the proportion equation
   12,465.75 : 18,656.25 = 18,656.25 : x
2. Step 2: Convert to fraction form
   12,465.75/18,656.25 = 18,656.25/x
3. Step 3: Cross multiply
   12,465.75x = 18,656.25 × 18,656.25
4. Step 4: Simplify right side
   12,465.75x = 348,055,664.06
5. Step 5: Solve for x
   x = 348,055,664.06/12,465.75
6. Step 6: Final answer
   x = 27,920.96