Finding the Fourth Proportional to 1,401.94, 1,923.27 and 1,318.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,401.94 : 1,923.27 = 1,318.18 : x
2. Step 2: Convert to fraction form
   1,401.94/1,923.27 = 1,318.18/x
3. Step 3: Cross multiply
   1,401.94x = 1,923.27 × 1,318.18
4. Step 4: Simplify right side
   1,401.94x = 2,535,216.05
5. Step 5: Solve for x
   x = 2,535,216.05/1,401.94
6. Step 6: Final answer
   x = 1,808.36