Finding the Fourth Proportional to 11,572.74, 17,356.38 and 3,253.55

Step by Step Solution

1. Step 1: Write the proportion equation
   11,572.74 : 17,356.38 = 3,253.55 : x
2. Step 2: Convert to fraction form
   11,572.74/17,356.38 = 3,253.55/x
3. Step 3: Cross multiply
   11,572.74x = 17,356.38 × 3,253.55
4. Step 4: Simplify right side
   11,572.74x = 56,469,763.37
5. Step 5: Solve for x
   x = 56,469,763.37/11,572.74
6. Step 6: Final answer
   x = 4,879.55