Finding the Fourth Proportional to 6,498.98, 9,749.49 and 2,115.41

Step by Step Solution

1. Step 1: Write the proportion equation
   6,498.98 : 9,749.49 = 2,115.41 : x
2. Step 2: Convert to fraction form
   6,498.98/9,749.49 = 2,115.41/x
3. Step 3: Cross multiply
   6,498.98x = 9,749.49 × 2,115.41
4. Step 4: Simplify right side
   6,498.98x = 20,624,119.89
5. Step 5: Solve for x
   x = 20,624,119.89/6,498.98
6. Step 6: Final answer
   x = 3,173.44