Finding the Fourth Proportional to 1,401.59, 1,933.88 and 841.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,401.59 : 1,933.88 = 841.88 : x
2. Step 2: Convert to fraction form
   1,401.59/1,933.88 = 841.88/x
3. Step 3: Cross multiply
   1,401.59x = 1,933.88 × 841.88
4. Step 4: Simplify right side
   1,401.59x = 1,628,095.52
5. Step 5: Solve for x
   x = 1,628,095.52/1,401.59
6. Step 6: Final answer
   x = 1,161.60