Finding the Fourth Proportional to 5,300.18, 7,949.28 and 2,012.18

Step by Step Solution

1. Step 1: Write the proportion equation
   5,300.18 : 7,949.28 = 2,012.18 : x
2. Step 2: Convert to fraction form
   5,300.18/7,949.28 = 2,012.18/x
3. Step 3: Cross multiply
   5,300.18x = 7,949.28 × 2,012.18
4. Step 4: Simplify right side
   5,300.18x = 15,995,382.23
5. Step 5: Solve for x
   x = 15,995,382.23/5,300.18
6. Step 6: Final answer
   x = 3,017.89