Finding the Fourth Proportional to 2,774.83, 4,162.31 and 1,314.13

Step by Step Solution

1. Step 1: Write the proportion equation
   2,774.83 : 4,162.31 = 1,314.13 : x
2. Step 2: Convert to fraction form
   2,774.83/4,162.31 = 1,314.13/x
3. Step 3: Cross multiply
   2,774.83x = 4,162.31 × 1,314.13
4. Step 4: Simplify right side
   2,774.83x = 5,469,804.39
5. Step 5: Solve for x
   x = 5,469,804.39/2,774.83
6. Step 6: Final answer
   x = 1,971.22