Finding the Fourth Proportional to 2,361.96, 3,258.88 and 1,404.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,361.96 : 3,258.88 = 1,404.72 : x
2. Step 2: Convert to fraction form
   2,361.96/3,258.88 = 1,404.72/x
3. Step 3: Cross multiply
   2,361.96x = 3,258.88 × 1,404.72
4. Step 4: Simplify right side
   2,361.96x = 4,577,813.91
5. Step 5: Solve for x
   x = 4,577,813.91/2,361.96
6. Step 6: Final answer
   x = 1,938.14