Finding the Fourth Proportional to 2,035.40, 2,808.81 and 1,151.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,035.40 : 2,808.81 = 1,151.15 : x
2. Step 2: Convert to fraction form
   2,035.40/2,808.81 = 1,151.15/x
3. Step 3: Cross multiply
   2,035.40x = 2,808.81 × 1,151.15
4. Step 4: Simplify right side
   2,035.40x = 3,233,347.59
5. Step 5: Solve for x
   x = 3,233,347.59/2,035.40
6. Step 6: Final answer
   x = 1,588.56