Finding the Fourth Proportional to 3,549.72, 5,288.91 and 3,351

Step by Step Solution

1. Step 1: Write the proportion equation
   3,549.72 : 5,288.91 = 3,351 : x
2. Step 2: Convert to fraction form
   3,549.72/5,288.91 = 3,351/x
3. Step 3: Cross multiply
   3,549.72x = 5,288.91 × 3,351
4. Step 4: Simplify right side
   3,549.72x = 17,723,137.41
5. Step 5: Solve for x
   x = 17,723,137.41/3,549.72
6. Step 6: Final answer
   x = 4,992.83