Finding the Fourth Proportional to 2,287.04, 3,155.51 and 1,401.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,287.04 : 3,155.51 = 1,401.30 : x
2. Step 2: Convert to fraction form
   2,287.04/3,155.51 = 1,401.30/x
3. Step 3: Cross multiply
   2,287.04x = 3,155.51 × 1,401.30
4. Step 4: Simplify right side
   2,287.04x = 4,421,811.78
5. Step 5: Solve for x
   x = 4,421,811.78/2,287.04
6. Step 6: Final answer
   x = 1,933.43