Finding the Third Proportional to 17,688 and 26,496

Step by Step Solution

1. Step 1: Write the proportion equation
   17,688 : 26,496 = 26,496 : x
2. Step 2: Convert to fraction form
   17,688/26,496 = 26,496/x
3. Step 3: Cross multiply
   17,688x = 26,496 × 26,496
4. Step 4: Simplify right side
   17,688x = 702,038,016
5. Step 5: Solve for x
   x = 702,038,016/17,688
6. Step 6: Final answer
   x = 39,690.07