Finding the Fourth Proportional to 9,817.20, 14,723.57 and 2,797.05

Step by Step Solution

1. Step 1: Write the proportion equation
   9,817.20 : 14,723.57 = 2,797.05 : x
2. Step 2: Convert to fraction form
   9,817.20/14,723.57 = 2,797.05/x
3. Step 3: Cross multiply
   9,817.20x = 14,723.57 × 2,797.05
4. Step 4: Simplify right side
   9,817.20x = 41,182,616.29
5. Step 5: Solve for x
   x = 41,182,616.29/9,817.20
6. Step 6: Final answer
   x = 4,194.95