Finding the Third Proportional to 3,919.50 and 7,488

Step by Step Solution

1. Step 1: Write the proportion equation
   3,919.50 : 7,488 = 7,488 : x
2. Step 2: Convert to fraction form
   3,919.50/7,488 = 7,488/x
3. Step 3: Cross multiply
   3,919.50x = 7,488 × 7,488
4. Step 4: Simplify right side
   3,919.50x = 56,070,144
5. Step 5: Solve for x
   x = 56,070,144/3,919.50
6. Step 6: Final answer
   x = 14,305.43