Finding the Fourth Proportional to 2,538.92, 3,503.58 and 1,419.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,538.92 : 3,503.58 = 1,419.86 : x
2. Step 2: Convert to fraction form
   2,538.92/3,503.58 = 1,419.86/x
3. Step 3: Cross multiply
   2,538.92x = 3,503.58 × 1,419.86
4. Step 4: Simplify right side
   2,538.92x = 4,974,593.10
5. Step 5: Solve for x
   x = 4,974,593.10/2,538.92
6. Step 6: Final answer
   x = 1,959.33