Finding the Fourth Proportional to 14,256.32, 19,674.72 and 8,666.24

Step by Step Solution

1. Step 1: Write the proportion equation
   14,256.32 : 19,674.72 = 8,666.24 : x
2. Step 2: Convert to fraction form
   14,256.32/19,674.72 = 8,666.24/x
3. Step 3: Cross multiply
   14,256.32x = 19,674.72 × 8,666.24
4. Step 4: Simplify right side
   14,256.32x = 170,505,845.45
5. Step 5: Solve for x
   x = 170,505,845.45/14,256.32
6. Step 6: Final answer
   x = 11,960.02