Finding the Fourth Proportional to 5,142.16, 7,093.89 and 3,016.60

Step by Step Solution

1. Step 1: Write the proportion equation
   5,142.16 : 7,093.89 = 3,016.60 : x
2. Step 2: Convert to fraction form
   5,142.16/7,093.89 = 3,016.60/x
3. Step 3: Cross multiply
   5,142.16x = 7,093.89 × 3,016.60
4. Step 4: Simplify right side
   5,142.16x = 21,399,428.57
5. Step 5: Solve for x
   x = 21,399,428.57/5,142.16
6. Step 6: Final answer
   x = 4,161.56