Finding the Fourth Proportional to 2,458.69, 3,684.43 and 1,419.01

Step by Step Solution

1. Step 1: Write the proportion equation
   2,458.69 : 3,684.43 = 1,419.01 : x
2. Step 2: Convert to fraction form
   2,458.69/3,684.43 = 1,419.01/x
3. Step 3: Cross multiply
   2,458.69x = 3,684.43 × 1,419.01
4. Step 4: Simplify right side
   2,458.69x = 5,228,217.50
5. Step 5: Solve for x
   x = 5,228,217.50/2,458.69
6. Step 6: Final answer
   x = 2,126.43