Finding the Fourth Proportional to 16,651.50, 22,978.65 and 9,097.86

Step by Step Solution

1. Step 1: Write the proportion equation
   16,651.50 : 22,978.65 = 9,097.86 : x
2. Step 2: Convert to fraction form
   16,651.50/22,978.65 = 9,097.86/x
3. Step 3: Cross multiply
   16,651.50x = 22,978.65 × 9,097.86
4. Step 4: Simplify right side
   16,651.50x = 209,056,540.69
5. Step 5: Solve for x
   x = 209,056,540.69/16,651.50
6. Step 6: Final answer
   x = 12,554.82