Finding the Fourth Proportional to 1,359.26, 1,875.75 and 799.61

Step by Step Solution

1. Step 1: Write the proportion equation
   1,359.26 : 1,875.75 = 799.61 : x
2. Step 2: Convert to fraction form
   1,359.26/1,875.75 = 799.61/x
3. Step 3: Cross multiply
   1,359.26x = 1,875.75 × 799.61
4. Step 4: Simplify right side
   1,359.26x = 1,499,856.08
5. Step 5: Solve for x
   x = 1,499,856.08/1,359.26
6. Step 6: Final answer
   x = 1,103.43