Finding the Fourth Proportional to 2,290.11, 3,160.32 and 1,295.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,290.11 : 3,160.32 = 1,295.37 : x
2. Step 2: Convert to fraction form
   2,290.11/3,160.32 = 1,295.37/x
3. Step 3: Cross multiply
   2,290.11x = 3,160.32 × 1,295.37
4. Step 4: Simplify right side
   2,290.11x = 4,093,783.72
5. Step 5: Solve for x
   x = 4,093,783.72/2,290.11
6. Step 6: Final answer
   x = 1,787.59