Finding the Third Proportional to 17,100.75 and 25,878.75

Step by Step Solution

1. Step 1: Write the proportion equation
   17,100.75 : 25,878.75 = 25,878.75 : x
2. Step 2: Convert to fraction form
   17,100.75/25,878.75 = 25,878.75/x
3. Step 3: Cross multiply
   17,100.75x = 25,878.75 × 25,878.75
4. Step 4: Simplify right side
   17,100.75x = 669,709,701.56
5. Step 5: Solve for x
   x = 669,709,701.56/17,100.75
6. Step 6: Final answer
   x = 39,162.59