Finding the Fourth Proportional to 3,572.91, 5,359.86 and 1,107.27

Step by Step Solution

1. Step 1: Write the proportion equation
   3,572.91 : 5,359.86 = 1,107.27 : x
2. Step 2: Convert to fraction form
   3,572.91/5,359.86 = 1,107.27/x
3. Step 3: Cross multiply
   3,572.91x = 5,359.86 × 1,107.27
4. Step 4: Simplify right side
   3,572.91x = 5,934,812.18
5. Step 5: Solve for x
   x = 5,934,812.18/3,572.91
6. Step 6: Final answer
   x = 1,661.06