Finding the Third Proportional to 3,658.50 and 8,017.88

Step by Step Solution

1. Step 1: Write the proportion equation
   3,658.50 : 8,017.88 = 8,017.88 : x
2. Step 2: Convert to fraction form
   3,658.50/8,017.88 = 8,017.88/x
3. Step 3: Cross multiply
   3,658.50x = 8,017.88 × 8,017.88
4. Step 4: Simplify right side
   3,658.50x = 64,286,319.52
5. Step 5: Solve for x
   x = 64,286,319.52/3,658.50
6. Step 6: Final answer
   x = 17,571.77