Finding the Fourth Proportional to 2,350.40, 3,243.32 and 1,406.00

Step by Step Solution

1. Step 1: Write the proportion equation
   2,350.40 : 3,243.32 = 1,406.00 : x
2. Step 2: Convert to fraction form
   2,350.40/3,243.32 = 1,406.00/x
3. Step 3: Cross multiply
   2,350.40x = 3,243.32 × 1,406.00
4. Step 4: Simplify right side
   2,350.40x = 4,560,084.67
5. Step 5: Solve for x
   x = 4,560,084.67/2,350.40
6. Step 6: Final answer
   x = 1,940.14