Finding the Fourth Proportional to 7,005.16, 9,662.72 and 4,170.52

Step by Step Solution

1. Step 1: Write the proportion equation
   7,005.16 : 9,662.72 = 4,170.52 : x
2. Step 2: Convert to fraction form
   7,005.16/9,662.72 = 4,170.52/x
3. Step 3: Cross multiply
   7,005.16x = 9,662.72 × 4,170.52
4. Step 4: Simplify right side
   7,005.16x = 40,298,567.01
5. Step 5: Solve for x
   x = 40,298,567.01/7,005.16
6. Step 6: Final answer
   x = 5,752.70