Finding the Fourth Proportional to 2,914.72, 4,019.07 and 2,284.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,914.72 : 4,019.07 = 2,284.12 : x
2. Step 2: Convert to fraction form
   2,914.72/4,019.07 = 2,284.12/x
3. Step 3: Cross multiply
   2,914.72x = 4,019.07 × 2,284.12
4. Step 4: Simplify right side
   2,914.72x = 9,180,038.17
5. Step 5: Solve for x
   x = 9,180,038.17/2,914.72
6. Step 6: Final answer
   x = 3,149.54