Finding the Fourth Proportional to 2,308.00, 3,462.57 and 664.65

Step by Step Solution

1. Step 1: Write the proportion equation
   2,308.00 : 3,462.57 = 664.65 : x
2. Step 2: Convert to fraction form
   2,308.00/3,462.57 = 664.65/x
3. Step 3: Cross multiply
   2,308.00x = 3,462.57 × 664.65
4. Step 4: Simplify right side
   2,308.00x = 2,301,393.83
5. Step 5: Solve for x
   x = 2,301,393.83/2,308.00
6. Step 6: Final answer
   x = 997.14