Finding the Fourth Proportional to 1,401.16, 1,933.56 and 841.96

Step by Step Solution

1. Step 1: Write the proportion equation
   1,401.16 : 1,933.56 = 841.96 : x
2. Step 2: Convert to fraction form
   1,401.16/1,933.56 = 841.96/x
3. Step 3: Cross multiply
   1,401.16x = 1,933.56 × 841.96
4. Step 4: Simplify right side
   1,401.16x = 1,627,980.18
5. Step 5: Solve for x
   x = 1,627,980.18/1,401.16
6. Step 6: Final answer
   x = 1,161.88