Finding the Third Proportional to 12,286.69 and 17,032.78

Step by Step Solution

1. Step 1: Write the proportion equation
   12,286.69 : 17,032.78 = 17,032.78 : x
2. Step 2: Convert to fraction form
   12,286.69/17,032.78 = 17,032.78/x
3. Step 3: Cross multiply
   12,286.69x = 17,032.78 × 17,032.78
4. Step 4: Simplify right side
   12,286.69x = 290,115,637.11
5. Step 5: Solve for x
   x = 290,115,637.11/12,286.69
6. Step 6: Final answer
   x = 23,612.19