Finding the Fourth Proportional to 3,019.98, 4,161.33 and 2,428.14

Step by Step Solution

1. Step 1: Write the proportion equation
   3,019.98 : 4,161.33 = 2,428.14 : x
2. Step 2: Convert to fraction form
   3,019.98/4,161.33 = 2,428.14/x
3. Step 3: Cross multiply
   3,019.98x = 4,161.33 × 2,428.14
4. Step 4: Simplify right side
   3,019.98x = 10,104,291.83
5. Step 5: Solve for x
   x = 10,104,291.83/3,019.98
6. Step 6: Final answer
   x = 3,345.81