Finding the Fourth Proportional to 7,456.16, 11,185.59 and 3,071.23

Step by Step Solution

1. Step 1: Write the proportion equation
   7,456.16 : 11,185.59 = 3,071.23 : x
2. Step 2: Convert to fraction form
   7,456.16/11,185.59 = 3,071.23/x
3. Step 3: Cross multiply
   7,456.16x = 11,185.59 × 3,071.23
4. Step 4: Simplify right side
   7,456.16x = 34,353,463.65
5. Step 5: Solve for x
   x = 34,353,463.65/7,456.16
6. Step 6: Final answer
   x = 4,607.39