Finding the Third Proportional to 17,118 and 25,909.88

Step by Step Solution

1. Step 1: Write the proportion equation
   17,118 : 25,909.88 = 25,909.88 : x
2. Step 2: Convert to fraction form
   17,118/25,909.88 = 25,909.88/x
3. Step 3: Cross multiply
   17,118x = 25,909.88 × 25,909.88
4. Step 4: Simplify right side
   17,118x = 671,321,622.52
5. Step 5: Solve for x
   x = 671,321,622.52/17,118
6. Step 6: Final answer
   x = 39,217.29