Finding the Fourth Proportional to 1,401.27, 1,933.77 and 841.76

Step by Step Solution

1. Step 1: Write the proportion equation
   1,401.27 : 1,933.77 = 841.76 : x
2. Step 2: Convert to fraction form
   1,401.27/1,933.77 = 841.76/x
3. Step 3: Cross multiply
   1,401.27x = 1,933.77 × 841.76
4. Step 4: Simplify right side
   1,401.27x = 1,627,760.57
5. Step 5: Solve for x
   x = 1,627,760.57/1,401.27
6. Step 6: Final answer
   x = 1,161.63