Finding the Fourth Proportional to 2,339.93, 3,229.47 and 1,779.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,339.93 : 3,229.47 = 1,779.50 : x
2. Step 2: Convert to fraction form
   2,339.93/3,229.47 = 1,779.50/x
3. Step 3: Cross multiply
   2,339.93x = 3,229.47 × 1,779.50
4. Step 4: Simplify right side
   2,339.93x = 5,746,825.72
5. Step 5: Solve for x
   x = 5,746,825.72/2,339.93
6. Step 6: Final answer
   x = 2,455.99