Finding the Fourth Proportional to 1,401.42, 1,933.11 and 903.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,401.42 : 1,933.11 = 903.27 : x
2. Step 2: Convert to fraction form
   1,401.42/1,933.11 = 903.27/x
3. Step 3: Cross multiply
   1,401.42x = 1,933.11 × 903.27
4. Step 4: Simplify right side
   1,401.42x = 1,746,120.27
5. Step 5: Solve for x
   x = 1,746,120.27/1,401.42
6. Step 6: Final answer
   x = 1,245.96