Finding the Fourth Proportional to 2,019.21, 2,786.73 and 1,134.99

Step by Step Solution

1. Step 1: Write the proportion equation
   2,019.21 : 2,786.73 = 1,134.99 : x
2. Step 2: Convert to fraction form
   2,019.21/2,786.73 = 1,134.99/x
3. Step 3: Cross multiply
   2,019.21x = 2,786.73 × 1,134.99
4. Step 4: Simplify right side
   2,019.21x = 3,162,906.43
5. Step 5: Solve for x
   x = 3,162,906.43/2,019.21
6. Step 6: Final answer
   x = 1,566.41