Finding the Third Proportional to 2,124.19 and 3,280.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,124.19 : 3,280.88 = 3,280.88 : x
2. Step 2: Convert to fraction form
   2,124.19/3,280.88 = 3,280.88/x
3. Step 3: Cross multiply
   2,124.19x = 3,280.88 × 3,280.88
4. Step 4: Simplify right side
   2,124.19x = 10,764,140.77
5. Step 5: Solve for x
   x = 10,764,140.77/2,124.19
6. Step 6: Final answer
   x = 5,067.42