Finding the Third Proportional to 1,304.86 and 2,019.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,304.86 : 2,019.59 = 2,019.59 : x
2. Step 2: Convert to fraction form
   1,304.86/2,019.59 = 2,019.59/x
3. Step 3: Cross multiply
   1,304.86x = 2,019.59 × 2,019.59
4. Step 4: Simplify right side
   1,304.86x = 4,078,727.36
5. Step 5: Solve for x
   x = 4,078,727.36/1,304.86
6. Step 6: Final answer
   x = 3,125.80