Finding the Fourth Proportional to 7,072.02, 9,760.17 and 4,088.82

Step by Step Solution

1. Step 1: Write the proportion equation
   7,072.02 : 9,760.17 = 4,088.82 : x
2. Step 2: Convert to fraction form
   7,072.02/9,760.17 = 4,088.82/x
3. Step 3: Cross multiply
   7,072.02x = 9,760.17 × 4,088.82
4. Step 4: Simplify right side
   7,072.02x = 39,907,578.30
5. Step 5: Solve for x
   x = 39,907,578.30/7,072.02
6. Step 6: Final answer
   x = 5,643.02