Finding the Fourth Proportional to 6,989.82, 10,481.49 and 4,068.96

Step by Step Solution

1. Step 1: Write the proportion equation
   6,989.82 : 10,481.49 = 4,068.96 : x
2. Step 2: Convert to fraction form
   6,989.82/10,481.49 = 4,068.96/x
3. Step 3: Cross multiply
   6,989.82x = 10,481.49 × 4,068.96
4. Step 4: Simplify right side
   6,989.82x = 42,648,763.55
5. Step 5: Solve for x
   x = 42,648,763.55/6,989.82
6. Step 6: Final answer
   x = 6,101.55