Finding the Fourth Proportional to 9,982.24, 14,978.76 and 4,142.88

Step by Step Solution

1. Step 1: Write the proportion equation
   9,982.24 : 14,978.76 = 4,142.88 : x
2. Step 2: Convert to fraction form
   9,982.24/14,978.76 = 4,142.88/x
3. Step 3: Cross multiply
   9,982.24x = 14,978.76 × 4,142.88
4. Step 4: Simplify right side
   9,982.24x = 62,055,205.23
5. Step 5: Solve for x
   x = 62,055,205.23/9,982.24
6. Step 6: Final answer
   x = 6,216.56