Finding the Fourth Proportional to 3,839.12, 5,298.71 and 2,404.15

Step by Step Solution

1. Step 1: Write the proportion equation
   3,839.12 : 5,298.71 = 2,404.15 : x
2. Step 2: Convert to fraction form
   3,839.12/5,298.71 = 2,404.15/x
3. Step 3: Cross multiply
   3,839.12x = 5,298.71 × 2,404.15
4. Step 4: Simplify right side
   3,839.12x = 12,738,893.65
5. Step 5: Solve for x
   x = 12,738,893.65/3,839.12
6. Step 6: Final answer
   x = 3,318.18