Finding the Fourth Proportional to 2,399.94, 3,594.34 and 2,316.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,399.94 : 3,594.34 = 2,316.80 : x
2. Step 2: Convert to fraction form
   2,399.94/3,594.34 = 2,316.80/x
3. Step 3: Cross multiply
   2,399.94x = 3,594.34 × 2,316.80
4. Step 4: Simplify right side
   2,399.94x = 8,327,366.91
5. Step 5: Solve for x
   x = 8,327,366.91/2,399.94
6. Step 6: Final answer
   x = 3,469.82