Finding the Fourth Proportional to 9,821.48, 14,732.82 and 4,886.15

Step by Step Solution

1. Step 1: Write the proportion equation
   9,821.48 : 14,732.82 = 4,886.15 : x
2. Step 2: Convert to fraction form
   9,821.48/14,732.82 = 4,886.15/x
3. Step 3: Cross multiply
   9,821.48x = 14,732.82 × 4,886.15
4. Step 4: Simplify right side
   9,821.48x = 71,986,694.78
5. Step 5: Solve for x
   x = 71,986,694.78/9,821.48
6. Step 6: Final answer
   x = 7,329.52