Finding the Third Proportional to 3,951.75 and 8,698.88

Step by Step Solution

1. Step 1: Write the proportion equation
   3,951.75 : 8,698.88 = 8,698.88 : x
2. Step 2: Convert to fraction form
   3,951.75/8,698.88 = 8,698.88/x
3. Step 3: Cross multiply
   3,951.75x = 8,698.88 × 8,698.88
4. Step 4: Simplify right side
   3,951.75x = 75,670,426.27
5. Step 5: Solve for x
   x = 75,670,426.27/3,951.75
6. Step 6: Final answer
   x = 19,148.59