Finding the Fourth Proportional to 2,553.32, 3,523.78 and 1,491.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,553.32 : 3,523.78 = 1,491.42 : x
2. Step 2: Convert to fraction form
   2,553.32/3,523.78 = 1,491.42/x
3. Step 3: Cross multiply
   2,553.32x = 3,523.78 × 1,491.42
4. Step 4: Simplify right side
   2,553.32x = 5,255,435.97
5. Step 5: Solve for x
   x = 5,255,435.97/2,553.32
6. Step 6: Final answer
   x = 2,058.28