Finding the Fourth Proportional to 2,258.32, 3,390.72 and 1,475.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,258.32 : 3,390.72 = 1,475.86 : x
2. Step 2: Convert to fraction form
   2,258.32/3,390.72 = 1,475.86/x
3. Step 3: Cross multiply
   2,258.32x = 3,390.72 × 1,475.86
4. Step 4: Simplify right side
   2,258.32x = 5,004,228.02
5. Step 5: Solve for x
   x = 5,004,228.02/2,258.32
6. Step 6: Final answer
   x = 2,215.91