Finding the Fourth Proportional to 12,019.92, 18,023.40 and 4,626.24

Step by Step Solution

1. Step 1: Write the proportion equation
   12,019.92 : 18,023.40 = 4,626.24 : x
2. Step 2: Convert to fraction form
   12,019.92/18,023.40 = 4,626.24/x
3. Step 3: Cross multiply
   12,019.92x = 18,023.40 × 4,626.24
4. Step 4: Simplify right side
   12,019.92x = 83,380,574.02
5. Step 5: Solve for x
   x = 83,380,574.02/12,019.92
6. Step 6: Final answer
   x = 6,936.87