Finding the Fourth Proportional to 2,714.54, 4,072.71 and 1,327.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,714.54 : 4,072.71 = 1,327.60 : x
2. Step 2: Convert to fraction form
   2,714.54/4,072.71 = 1,327.60/x
3. Step 3: Cross multiply
   2,714.54x = 4,072.71 × 1,327.60
4. Step 4: Simplify right side
   2,714.54x = 5,406,909.43
5. Step 5: Solve for x
   x = 5,406,909.43/2,714.54
6. Step 6: Final answer
   x = 1,991.83