Finding the Fourth Proportional to 7,182.72, 10,774.10 and 3,485.50

Step by Step Solution

1. Step 1: Write the proportion equation
   7,182.72 : 10,774.10 = 3,485.50 : x
2. Step 2: Convert to fraction form
   7,182.72/10,774.10 = 3,485.50/x
3. Step 3: Cross multiply
   7,182.72x = 10,774.10 × 3,485.50
4. Step 4: Simplify right side
   7,182.72x = 37,553,107.33
5. Step 5: Solve for x
   x = 37,553,107.33/7,182.72
6. Step 6: Final answer
   x = 5,228.26