Finding the Fourth Proportional to 2,709.32, 3,738.88 and 1,590.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,709.32 : 3,738.88 = 1,590.28 : x
2. Step 2: Convert to fraction form
   2,709.32/3,738.88 = 1,590.28/x
3. Step 3: Cross multiply
   2,709.32x = 3,738.88 × 1,590.28
4. Step 4: Simplify right side
   2,709.32x = 5,945,866.09
5. Step 5: Solve for x
   x = 5,945,866.09/2,709.32
6. Step 6: Final answer
   x = 2,194.60