Finding the Fourth Proportional to 2,699.42, 4,046.72 and 1,382.43

Step by Step Solution

1. Step 1: Write the proportion equation
   2,699.42 : 4,046.72 = 1,382.43 : x
2. Step 2: Convert to fraction form
   2,699.42/4,046.72 = 1,382.43/x
3. Step 3: Cross multiply
   2,699.42x = 4,046.72 × 1,382.43
4. Step 4: Simplify right side
   2,699.42x = 5,594,300.22
5. Step 5: Solve for x
   x = 5,594,300.22/2,699.42
6. Step 6: Final answer
   x = 2,072.41