Finding the Fourth Proportional to 7,443.38, 11,159.31 and 3,336.50

Step by Step Solution

1. Step 1: Write the proportion equation
   7,443.38 : 11,159.31 = 3,336.50 : x
2. Step 2: Convert to fraction form
   7,443.38/11,159.31 = 3,336.50/x
3. Step 3: Cross multiply
   7,443.38x = 11,159.31 × 3,336.50
4. Step 4: Simplify right side
   7,443.38x = 37,233,037.82
5. Step 5: Solve for x
   x = 37,233,037.82/7,443.38
6. Step 6: Final answer
   x = 5,002.17