Finding the Fourth Proportional to 7,099.45, 9,796.88 and 4,116.22

Step by Step Solution

1. Step 1: Write the proportion equation
   7,099.45 : 9,796.88 = 4,116.22 : x
2. Step 2: Convert to fraction form
   7,099.45/9,796.88 = 4,116.22/x
3. Step 3: Cross multiply
   7,099.45x = 9,796.88 × 4,116.22
4. Step 4: Simplify right side
   7,099.45x = 40,326,113.39
5. Step 5: Solve for x
   x = 40,326,113.39/7,099.45
6. Step 6: Final answer
   x = 5,680.17