Finding the Fourth Proportional to 7,152.57, 9,870.39 and 4,008.83

Step by Step Solution

1. Step 1: Write the proportion equation
   7,152.57 : 9,870.39 = 4,008.83 : x
2. Step 2: Convert to fraction form
   7,152.57/9,870.39 = 4,008.83/x
3. Step 3: Cross multiply
   7,152.57x = 9,870.39 × 4,008.83
4. Step 4: Simplify right side
   7,152.57x = 39,568,666.19
5. Step 5: Solve for x
   x = 39,568,666.19/7,152.57
6. Step 6: Final answer
   x = 5,532.09