Finding the Fourth Proportional to 2,280.83, 3,419.25 and 799.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,280.83 : 3,419.25 = 799.81 : x
2. Step 2: Convert to fraction form
   2,280.83/3,419.25 = 799.81/x
3. Step 3: Cross multiply
   2,280.83x = 3,419.25 × 799.81
4. Step 4: Simplify right side
   2,280.83x = 2,734,746.34
5. Step 5: Solve for x
   x = 2,734,746.34/2,280.83
6. Step 6: Final answer
   x = 1,199.01