Finding the Fourth Proportional to 9,799.20, 14,700.15 and 3,223.98

Step by Step Solution

1. Step 1: Write the proportion equation
   9,799.20 : 14,700.15 = 3,223.98 : x
2. Step 2: Convert to fraction form
   9,799.20/14,700.15 = 3,223.98/x
3. Step 3: Cross multiply
   9,799.20x = 14,700.15 × 3,223.98
4. Step 4: Simplify right side
   9,799.20x = 47,392,989.60
5. Step 5: Solve for x
   x = 47,392,989.60/9,799.20
6. Step 6: Final answer
   x = 4,836.41