Finding the Fourth Proportional to 3,050.59, 4,209.89 and 1,724.30

Step by Step Solution

1. Step 1: Write the proportion equation
   3,050.59 : 4,209.89 = 1,724.30 : x
2. Step 2: Convert to fraction form
   3,050.59/4,209.89 = 1,724.30/x
3. Step 3: Cross multiply
   3,050.59x = 4,209.89 × 1,724.30
4. Step 4: Simplify right side
   3,050.59x = 7,259,113.33
5. Step 5: Solve for x
   x = 7,259,113.33/3,050.59
6. Step 6: Final answer
   x = 2,379.58