Finding the Third Proportional to 17,496 and 19,278

Step by Step Solution

1. Step 1: Write the proportion equation
   17,496 : 19,278 = 19,278 : x
2. Step 2: Convert to fraction form
   17,496/19,278 = 19,278/x
3. Step 3: Cross multiply
   17,496x = 19,278 × 19,278
4. Step 4: Simplify right side
   17,496x = 371,641,284
5. Step 5: Solve for x
   x = 371,641,284/17,496
6. Step 6: Final answer
   x = 21,241.50