Finding the Fourth Proportional to 16,056.78, 24,076.50 and 7,286.91

Step by Step Solution

1. Step 1: Write the proportion equation
   16,056.78 : 24,076.50 = 7,286.91 : x
2. Step 2: Convert to fraction form
   16,056.78/24,076.50 = 7,286.91/x
3. Step 3: Cross multiply
   16,056.78x = 24,076.50 × 7,286.91
4. Step 4: Simplify right side
   16,056.78x = 175,443,288.62
5. Step 5: Solve for x
   x = 175,443,288.62/16,056.78
6. Step 6: Final answer
   x = 10,926.43