Finding the Fourth Proportional to 2,237.58, 3,086.91 and 1,340.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,237.58 : 3,086.91 = 1,340.82 : x
2. Step 2: Convert to fraction form
   2,237.58/3,086.91 = 1,340.82/x
3. Step 3: Cross multiply
   2,237.58x = 3,086.91 × 1,340.82
4. Step 4: Simplify right side
   2,237.58x = 4,138,990.67
5. Step 5: Solve for x
   x = 4,138,990.67/2,237.58
6. Step 6: Final answer
   x = 1,849.76