Finding the Third Proportional to 2,425.50 and 5,619.75

Step by Step Solution

1. Step 1: Write the proportion equation
   2,425.50 : 5,619.75 = 5,619.75 : x
2. Step 2: Convert to fraction form
   2,425.50/5,619.75 = 5,619.75/x
3. Step 3: Cross multiply
   2,425.50x = 5,619.75 × 5,619.75
4. Step 4: Simplify right side
   2,425.50x = 31,581,590.06
5. Step 5: Solve for x
   x = 31,581,590.06/2,425.50
6. Step 6: Final answer
   x = 13,020.65