Finding the Fourth Proportional to 22,481.52, 33,685.38 and 7,682.40

Step by Step Solution

1. Step 1: Write the proportion equation
   22,481.52 : 33,685.38 = 7,682.40 : x
2. Step 2: Convert to fraction form
   22,481.52/33,685.38 = 7,682.40/x
3. Step 3: Cross multiply
   22,481.52x = 33,685.38 × 7,682.40
4. Step 4: Simplify right side
   22,481.52x = 258,784,563.31
5. Step 5: Solve for x
   x = 258,784,563.31/22,481.52
6. Step 6: Final answer
   x = 11,510.99