Finding the Fourth Proportional to 3,577.33, 5,365.92 and 1,112.15

Step by Step Solution

1. Step 1: Write the proportion equation
   3,577.33 : 5,365.92 = 1,112.15 : x
2. Step 2: Convert to fraction form
   3,577.33/5,365.92 = 1,112.15/x
3. Step 3: Cross multiply
   3,577.33x = 5,365.92 × 1,112.15
4. Step 4: Simplify right side
   3,577.33x = 5,967,695.33
5. Step 5: Solve for x
   x = 5,967,695.33/3,577.33
6. Step 6: Final answer
   x = 1,668.20