Finding the Fourth Proportional to 2,355.42, 3,251.91 and 1,830.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,355.42 : 3,251.91 = 1,830.46 : x
2. Step 2: Convert to fraction form
   2,355.42/3,251.91 = 1,830.46/x
3. Step 3: Cross multiply
   2,355.42x = 3,251.91 × 1,830.46
4. Step 4: Simplify right side
   2,355.42x = 5,952,491.18
5. Step 5: Solve for x
   x = 5,952,491.18/2,355.42
6. Step 6: Final answer
   x = 2,527.15