Finding the Third Proportional to 17,426 and 26,140

Step by Step Solution

1. Step 1: Write the proportion equation
   17,426 : 26,140 = 26,140 : x
2. Step 2: Convert to fraction form
   17,426/26,140 = 26,140/x
3. Step 3: Cross multiply
   17,426x = 26,140 × 26,140
4. Step 4: Simplify right side
   17,426x = 683,299,600
5. Step 5: Solve for x
   x = 683,299,600/17,426
6. Step 6: Final answer
   x = 39,211.50