Finding the Fourth Proportional to 2,285.30, 3,152.76 and 1,401.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,285.30 : 3,152.76 = 1,401.61 : x
2. Step 2: Convert to fraction form
   2,285.30/3,152.76 = 1,401.61/x
3. Step 3: Cross multiply
   2,285.30x = 3,152.76 × 1,401.61
4. Step 4: Simplify right side
   2,285.30x = 4,418,939.94
5. Step 5: Solve for x
   x = 4,418,939.94/2,285.30
6. Step 6: Final answer
   x = 1,933.64