Finding the Fourth Proportional to 2,308.83, 3,462.81 and 620.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,308.83 : 3,462.81 = 620.24 : x
2. Step 2: Convert to fraction form
   2,308.83/3,462.81 = 620.24/x
3. Step 3: Cross multiply
   2,308.83x = 3,462.81 × 620.24
4. Step 4: Simplify right side
   2,308.83x = 2,147,773.27
5. Step 5: Solve for x
   x = 2,147,773.27/2,308.83
6. Step 6: Final answer
   x = 930.24