Finding the Fourth Proportional to 2,032.20, 2,804.61 and 1,148.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,032.20 : 2,804.61 = 1,148.16 : x
2. Step 2: Convert to fraction form
   2,032.20/2,804.61 = 1,148.16/x
3. Step 3: Cross multiply
   2,032.20x = 2,804.61 × 1,148.16
4. Step 4: Simplify right side
   2,032.20x = 3,220,141.02
5. Step 5: Solve for x
   x = 3,220,141.02/2,032.20
6. Step 6: Final answer
   x = 1,584.56