Finding the Fourth Proportional to 1,359.46, 1,875.74 and 799.95

Step by Step Solution

1. Step 1: Write the proportion equation
   1,359.46 : 1,875.74 = 799.95 : x
2. Step 2: Convert to fraction form
   1,359.46/1,875.74 = 799.95/x
3. Step 3: Cross multiply
   1,359.46x = 1,875.74 × 799.95
4. Step 4: Simplify right side
   1,359.46x = 1,500,501.25
5. Step 5: Solve for x
   x = 1,500,501.25/1,359.46
6. Step 6: Final answer
   x = 1,103.75