Finding the Fourth Proportional to 2,775.59, 4,165.44 and 1,314.74

Step by Step Solution

1. Step 1: Write the proportion equation
   2,775.59 : 4,165.44 = 1,314.74 : x
2. Step 2: Convert to fraction form
   2,775.59/4,165.44 = 1,314.74/x
3. Step 3: Cross multiply
   2,775.59x = 4,165.44 × 1,314.74
4. Step 4: Simplify right side
   2,775.59x = 5,476,476.07
5. Step 5: Solve for x
   x = 5,476,476.07/2,775.59
6. Step 6: Final answer
   x = 1,973.09