Finding the Fourth Proportional to 7,099.34, 9,797.34 and 3,955.72

Step by Step Solution

1. Step 1: Write the proportion equation
   7,099.34 : 9,797.34 = 3,955.72 : x
2. Step 2: Convert to fraction form
   7,099.34/9,797.34 = 3,955.72/x
3. Step 3: Cross multiply
   7,099.34x = 9,797.34 × 3,955.72
4. Step 4: Simplify right side
   7,099.34x = 38,755,533.78
5. Step 5: Solve for x
   x = 38,755,533.78/7,099.34
6. Step 6: Final answer
   x = 5,459.03