Finding the Fourth Proportional to 2,419.96, 3,340.56 and 1,635.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,419.96 : 3,340.56 = 1,635.07 : x
2. Step 2: Convert to fraction form
   2,419.96/3,340.56 = 1,635.07/x
3. Step 3: Cross multiply
   2,419.96x = 3,340.56 × 1,635.07
4. Step 4: Simplify right side
   2,419.96x = 5,462,049.35
5. Step 5: Solve for x
   x = 5,462,049.35/2,419.96
6. Step 6: Final answer
   x = 2,257.08