Finding the Fourth Proportional to 6,498.66, 9,746.98 and 2,116.09

Step by Step Solution

1. Step 1: Write the proportion equation
   6,498.66 : 9,746.98 = 2,116.09 : x
2. Step 2: Convert to fraction form
   6,498.66/9,746.98 = 2,116.09/x
3. Step 3: Cross multiply
   6,498.66x = 9,746.98 × 2,116.09
4. Step 4: Simplify right side
   6,498.66x = 20,625,457.25
5. Step 5: Solve for x
   x = 20,625,457.25/6,498.66
6. Step 6: Final answer
   x = 3,173.80