Finding the Fourth Proportional to 2,051.24, 3,078.54 and 1,436.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,051.24 : 3,078.54 = 1,436.18 : x
2. Step 2: Convert to fraction form
   2,051.24/3,078.54 = 1,436.18/x
3. Step 3: Cross multiply
   2,051.24x = 3,078.54 × 1,436.18
4. Step 4: Simplify right side
   2,051.24x = 4,421,322.18
5. Step 5: Solve for x
   x = 4,421,322.18/2,051.24
6. Step 6: Final answer
   x = 2,155.44