Finding the Fourth Proportional to 2,546.37, 3,515.70 and 1,590.73

Step by Step Solution

1. Step 1: Write the proportion equation
   2,546.37 : 3,515.70 = 1,590.73 : x
2. Step 2: Convert to fraction form
   2,546.37/3,515.70 = 1,590.73/x
3. Step 3: Cross multiply
   2,546.37x = 3,515.70 × 1,590.73
4. Step 4: Simplify right side
   2,546.37x = 5,592,529.46
5. Step 5: Solve for x
   x = 5,592,529.46/2,546.37
6. Step 6: Final answer
   x = 2,196.28