Finding the Fourth Proportional to 1,359.94, 1,876.72 and 800.41

Step by Step Solution

1. Step 1: Write the proportion equation
   1,359.94 : 1,876.72 = 800.41 : x
2. Step 2: Convert to fraction form
   1,359.94/1,876.72 = 800.41/x
3. Step 3: Cross multiply
   1,359.94x = 1,876.72 × 800.41
4. Step 4: Simplify right side
   1,359.94x = 1,502,145.46
5. Step 5: Solve for x
   x = 1,502,145.46/1,359.94
6. Step 6: Final answer
   x = 1,104.57