Finding the Fourth Proportional to 2,322.59, 3,209.36 and 1,658.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,322.59 : 3,209.36 = 1,658.30 : x
2. Step 2: Convert to fraction form
   2,322.59/3,209.36 = 1,658.30/x
3. Step 3: Cross multiply
   2,322.59x = 3,209.36 × 1,658.30
4. Step 4: Simplify right side
   2,322.59x = 5,322,057.35
5. Step 5: Solve for x
   x = 5,322,057.35/2,322.59
6. Step 6: Final answer
   x = 2,291.44