Finding the Fourth Proportional to 2,039.82, 2,814.93 and 1,108.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,039.82 : 2,814.93 = 1,108.32 : x
2. Step 2: Convert to fraction form
   2,039.82/2,814.93 = 1,108.32/x
3. Step 3: Cross multiply
   2,039.82x = 2,814.93 × 1,108.32
4. Step 4: Simplify right side
   2,039.82x = 3,119,843.22
5. Step 5: Solve for x
   x = 3,119,843.22/2,039.82
6. Step 6: Final answer
   x = 1,529.47