Finding the Fourth Proportional to 9,836.50, 14,757.64 and 2,911.18

Step by Step Solution

1. Step 1: Write the proportion equation
   9,836.50 : 14,757.64 = 2,911.18 : x
2. Step 2: Convert to fraction form
   9,836.50/14,757.64 = 2,911.18/x
3. Step 3: Cross multiply
   9,836.50x = 14,757.64 × 2,911.18
4. Step 4: Simplify right side
   9,836.50x = 42,962,146.42
5. Step 5: Solve for x
   x = 42,962,146.42/9,836.50
6. Step 6: Final answer
   x = 4,367.63