Finding the Fourth Proportional to 1,156.36, 1,595.55 and 801.73

Step by Step Solution

1. Step 1: Write the proportion equation
   1,156.36 : 1,595.55 = 801.73 : x
2. Step 2: Convert to fraction form
   1,156.36/1,595.55 = 801.73/x
3. Step 3: Cross multiply
   1,156.36x = 1,595.55 × 801.73
4. Step 4: Simplify right side
   1,156.36x = 1,279,200.30
5. Step 5: Solve for x
   x = 1,279,200.30/1,156.36
6. Step 6: Final answer
   x = 1,106.23