Finding the Fourth Proportional to 2,016.21, 2,782.65 and 1,132.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,016.21 : 2,782.65 = 1,132.07 : x
2. Step 2: Convert to fraction form
   2,016.21/2,782.65 = 1,132.07/x
3. Step 3: Cross multiply
   2,016.21x = 2,782.65 × 1,132.07
4. Step 4: Simplify right side
   2,016.21x = 3,150,147.63
5. Step 5: Solve for x
   x = 3,150,147.63/2,016.21
6. Step 6: Final answer
   x = 1,562.41