Finding the Fourth Proportional to 2,286.32, 3,427.32 and 900.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,286.32 : 3,427.32 = 900.56 : x
2. Step 2: Convert to fraction form
   2,286.32/3,427.32 = 900.56/x
3. Step 3: Cross multiply
   2,286.32x = 3,427.32 × 900.56
4. Step 4: Simplify right side
   2,286.32x = 3,086,507.30
5. Step 5: Solve for x
   x = 3,086,507.30/2,286.32
6. Step 6: Final answer
   x = 1,349.99