Finding the Fourth Proportional to 2,375.35, 3,277.81 and 1,313.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,375.35 : 3,277.81 = 1,313.10 : x
2. Step 2: Convert to fraction form
   2,375.35/3,277.81 = 1,313.10/x
3. Step 3: Cross multiply
   2,375.35x = 3,277.81 × 1,313.10
4. Step 4: Simplify right side
   2,375.35x = 4,304,092.31
5. Step 5: Solve for x
   x = 4,304,092.31/2,375.35
6. Step 6: Final answer
   x = 1,811.98