Finding the Third Proportional to 2,123.63 and 3,280.13

Step by Step Solution

1. Step 1: Write the proportion equation
   2,123.63 : 3,280.13 = 3,280.13 : x
2. Step 2: Convert to fraction form
   2,123.63/3,280.13 = 3,280.13/x
3. Step 3: Cross multiply
   2,123.63x = 3,280.13 × 3,280.13
4. Step 4: Simplify right side
   2,123.63x = 10,759,220.02
5. Step 5: Solve for x
   x = 10,759,220.02/2,123.63
6. Step 6: Final answer
   x = 5,066.44