Finding the Fourth Proportional to 2,406.56, 3,320.70 and 1,411.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,406.56 : 3,320.70 = 1,411.46 : x
2. Step 2: Convert to fraction form
   2,406.56/3,320.70 = 1,411.46/x
3. Step 3: Cross multiply
   2,406.56x = 3,320.70 × 1,411.46
4. Step 4: Simplify right side
   2,406.56x = 4,687,035.22
5. Step 5: Solve for x
   x = 4,687,035.22/2,406.56
6. Step 6: Final answer
   x = 1,947.61