Finding the Fourth Proportional to 2,345.77, 3,233.34 and 1,716.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,345.77 : 3,233.34 = 1,716.40 : x
2. Step 2: Convert to fraction form
   2,345.77/3,233.34 = 1,716.40/x
3. Step 3: Cross multiply
   2,345.77x = 3,233.34 × 1,716.40
4. Step 4: Simplify right side
   2,345.77x = 5,549,704.78
5. Step 5: Solve for x
   x = 5,549,704.78/2,345.77
6. Step 6: Final answer
   x = 2,365.84