Finding the Fourth Proportional to 5,945.94, 8,913.87 and 2,388.42

Step by Step Solution

1. Step 1: Write the proportion equation
   5,945.94 : 8,913.87 = 2,388.42 : x
2. Step 2: Convert to fraction form
   5,945.94/8,913.87 = 2,388.42/x
3. Step 3: Cross multiply
   5,945.94x = 8,913.87 × 2,388.42
4. Step 4: Simplify right side
   5,945.94x = 21,290,065.39
5. Step 5: Solve for x
   x = 21,290,065.39/5,945.94
6. Step 6: Final answer
   x = 3,580.61