Finding the Third Proportional to 7,176.75 and 17,417.25

Step by Step Solution

1. Step 1: Write the proportion equation
   7,176.75 : 17,417.25 = 17,417.25 : x
2. Step 2: Convert to fraction form
   7,176.75/17,417.25 = 17,417.25/x
3. Step 3: Cross multiply
   7,176.75x = 17,417.25 × 17,417.25
4. Step 4: Simplify right side
   7,176.75x = 303,360,597.56
5. Step 5: Solve for x
   x = 303,360,597.56/7,176.75
6. Step 6: Final answer
   x = 42,269.91