Finding the Fourth Proportional to 9,821.59, 14,724.11 and 3,982.30

Step by Step Solution

1. Step 1: Write the proportion equation
   9,821.59 : 14,724.11 = 3,982.30 : x
2. Step 2: Convert to fraction form
   9,821.59/14,724.11 = 3,982.30/x
3. Step 3: Cross multiply
   9,821.59x = 14,724.11 × 3,982.30
4. Step 4: Simplify right side
   9,821.59x = 58,635,796.40
5. Step 5: Solve for x
   x = 58,635,796.40/9,821.59
6. Step 6: Final answer
   x = 5,970.09