Finding the Fourth Proportional to 2,407.86, 3,323.01 and 1,345.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,407.86 : 3,323.01 = 1,345.83 : x
2. Step 2: Convert to fraction form
   2,407.86/3,323.01 = 1,345.83/x
3. Step 3: Cross multiply
   2,407.86x = 3,323.01 × 1,345.83
4. Step 4: Simplify right side
   2,407.86x = 4,472,183.20
5. Step 5: Solve for x
   x = 4,472,183.20/2,407.86
6. Step 6: Final answer
   x = 1,857.33