Finding the Fourth Proportional to 6,991.68, 10,494.78 and 3,098.82

Step by Step Solution

1. Step 1: Write the proportion equation
   6,991.68 : 10,494.78 = 3,098.82 : x
2. Step 2: Convert to fraction form
   6,991.68/10,494.78 = 3,098.82/x
3. Step 3: Cross multiply
   6,991.68x = 10,494.78 × 3,098.82
4. Step 4: Simplify right side
   6,991.68x = 32,521,434.16
5. Step 5: Solve for x
   x = 32,521,434.16/6,991.68
6. Step 6: Final answer
   x = 4,651.45