Finding the Fourth Proportional to 2,285.62, 3,155.32 and 1,401.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,285.62 : 3,155.32 = 1,401.91 : x
2. Step 2: Convert to fraction form
   2,285.62/3,155.32 = 1,401.91/x
3. Step 3: Cross multiply
   2,285.62x = 3,155.32 × 1,401.91
4. Step 4: Simplify right side
   2,285.62x = 4,423,468.53
5. Step 5: Solve for x
   x = 4,423,468.53/2,285.62
6. Step 6: Final answer
   x = 1,935.35