Finding the Fourth Proportional to 3,057.62, 4,587.12 and 1,109.82

Step by Step Solution

1. Step 1: Write the proportion equation
   3,057.62 : 4,587.12 = 1,109.82 : x
2. Step 2: Convert to fraction form
   3,057.62/4,587.12 = 1,109.82/x
3. Step 3: Cross multiply
   3,057.62x = 4,587.12 × 1,109.82
4. Step 4: Simplify right side
   3,057.62x = 5,090,866.05
5. Step 5: Solve for x
   x = 5,090,866.05/3,057.62
6. Step 6: Final answer
   x = 1,664.98