Finding the Fourth Proportional to 11,155.52, 16,734.81 and 3,762.09

Step by Step Solution

1. Step 1: Write the proportion equation
   11,155.52 : 16,734.81 = 3,762.09 : x
2. Step 2: Convert to fraction form
   11,155.52/16,734.81 = 3,762.09/x
3. Step 3: Cross multiply
   11,155.52x = 16,734.81 × 3,762.09
4. Step 4: Simplify right side
   11,155.52x = 62,957,861.35
5. Step 5: Solve for x
   x = 62,957,861.35/11,155.52
6. Step 6: Final answer
   x = 5,643.65