Finding the Fourth Proportional to 3,336.18, 5,002.56 and 1,144.32

Step by Step Solution

1. Step 1: Write the proportion equation
   3,336.18 : 5,002.56 = 1,144.32 : x
2. Step 2: Convert to fraction form
   3,336.18/5,002.56 = 1,144.32/x
3. Step 3: Cross multiply
   3,336.18x = 5,002.56 × 1,144.32
4. Step 4: Simplify right side
   3,336.18x = 5,724,529.46
5. Step 5: Solve for x
   x = 5,724,529.46/3,336.18
6. Step 6: Final answer
   x = 1,715.89