Finding the Third Proportional to 4,395.50 and 8,124.50

Step by Step Solution

1. Step 1: Write the proportion equation
   4,395.50 : 8,124.50 = 8,124.50 : x
2. Step 2: Convert to fraction form
   4,395.50/8,124.50 = 8,124.50/x
3. Step 3: Cross multiply
   4,395.50x = 8,124.50 × 8,124.50
4. Step 4: Simplify right side
   4,395.50x = 66,007,500.25
5. Step 5: Solve for x
   x = 66,007,500.25/4,395.50
6. Step 6: Final answer
   x = 15,017.06