Finding the Fourth Proportional to 4,490.62, 6,196.98 and 2,500.72

Step by Step Solution

1. Step 1: Write the proportion equation
   4,490.62 : 6,196.98 = 2,500.72 : x
2. Step 2: Convert to fraction form
   4,490.62/6,196.98 = 2,500.72/x
3. Step 3: Cross multiply
   4,490.62x = 6,196.98 × 2,500.72
4. Step 4: Simplify right side
   4,490.62x = 15,496,911.83
5. Step 5: Solve for x
   x = 15,496,911.83/4,490.62
6. Step 6: Final answer
   x = 3,450.95