Finding the Fourth Proportional to 2,238.76, 3,353.82 and 1,590.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,238.76 : 3,353.82 = 1,590.76 : x
2. Step 2: Convert to fraction form
   2,238.76/3,353.82 = 1,590.76/x
3. Step 3: Cross multiply
   2,238.76x = 3,353.82 × 1,590.76
4. Step 4: Simplify right side
   2,238.76x = 5,335,122.70
5. Step 5: Solve for x
   x = 5,335,122.70/2,238.76
6. Step 6: Final answer
   x = 2,383.07