Finding the Fourth Proportional to 1,401.34, 1,933.26 and 841.64

Step by Step Solution

1. Step 1: Write the proportion equation
   1,401.34 : 1,933.26 = 841.64 : x
2. Step 2: Convert to fraction form
   1,401.34/1,933.26 = 841.64/x
3. Step 3: Cross multiply
   1,401.34x = 1,933.26 × 841.64
4. Step 4: Simplify right side
   1,401.34x = 1,627,108.95
5. Step 5: Solve for x
   x = 1,627,108.95/1,401.34
6. Step 6: Final answer
   x = 1,161.11