Finding the Third Proportional to 1,120.50 and 2,423.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,120.50 : 2,423.25 = 2,423.25 : x
2. Step 2: Convert to fraction form
   1,120.50/2,423.25 = 2,423.25/x
3. Step 3: Cross multiply
   1,120.50x = 2,423.25 × 2,423.25
4. Step 4: Simplify right side
   1,120.50x = 5,872,140.56
5. Step 5: Solve for x
   x = 5,872,140.56/1,120.50
6. Step 6: Final answer
   x = 5,240.64