Finding the Fourth Proportional to 7,150.94, 9,867.72 and 4,006.70

Step by Step Solution

1. Step 1: Write the proportion equation
   7,150.94 : 9,867.72 = 4,006.70 : x
2. Step 2: Convert to fraction form
   7,150.94/9,867.72 = 4,006.70/x
3. Step 3: Cross multiply
   7,150.94x = 9,867.72 × 4,006.70
4. Step 4: Simplify right side
   7,150.94x = 39,536,993.72
5. Step 5: Solve for x
   x = 39,536,993.72/7,150.94
6. Step 6: Final answer
   x = 5,528.92