Finding the Fourth Proportional to 3,189.72, 4,404.57 and 2,451

Step by Step Solution

1. Step 1: Write the proportion equation
   3,189.72 : 4,404.57 = 2,451 : x
2. Step 2: Convert to fraction form
   3,189.72/4,404.57 = 2,451/x
3. Step 3: Cross multiply
   3,189.72x = 4,404.57 × 2,451
4. Step 4: Simplify right side
   3,189.72x = 10,795,601.07
5. Step 5: Solve for x
   x = 10,795,601.07/3,189.72
6. Step 6: Final answer
   x = 3,384.50