Finding the Fourth Proportional to 6,999.82, 10,499.69 and 2,069.48

Step by Step Solution

1. Step 1: Write the proportion equation
   6,999.82 : 10,499.69 = 2,069.48 : x
2. Step 2: Convert to fraction form
   6,999.82/10,499.69 = 2,069.48/x
3. Step 3: Cross multiply
   6,999.82x = 10,499.69 × 2,069.48
4. Step 4: Simplify right side
   6,999.82x = 21,728,929.88
5. Step 5: Solve for x
   x = 21,728,929.88/6,999.82
6. Step 6: Final answer
   x = 3,104.21