Finding the Fourth Proportional to 7,150.34, 9,867.30 and 4,007.18

Step by Step Solution

1. Step 1: Write the proportion equation
   7,150.34 : 9,867.30 = 4,007.18 : x
2. Step 2: Convert to fraction form
   7,150.34/9,867.30 = 4,007.18/x
3. Step 3: Cross multiply
   7,150.34x = 9,867.30 × 4,007.18
4. Step 4: Simplify right side
   7,150.34x = 39,540,047.21
5. Step 5: Solve for x
   x = 39,540,047.21/7,150.34
6. Step 6: Final answer
   x = 5,529.81