Finding the Fourth Proportional to 16,651.56, 22,979.32 and 9,097.76

Step by Step Solution

1. Step 1: Write the proportion equation
   16,651.56 : 22,979.32 = 9,097.76 : x
2. Step 2: Convert to fraction form
   16,651.56/22,979.32 = 9,097.76/x
3. Step 3: Cross multiply
   16,651.56x = 22,979.32 × 9,097.76
4. Step 4: Simplify right side
   16,651.56x = 209,060,338.32
5. Step 5: Solve for x
   x = 209,060,338.32/16,651.56
6. Step 6: Final answer
   x = 12,555.00