Finding the Fourth Proportional to 14,814.42, 20,436.92 and 10,566.42

Step by Step Solution

1. Step 1: Write the proportion equation
   14,814.42 : 20,436.92 = 10,566.42 : x
2. Step 2: Convert to fraction form
   14,814.42/20,436.92 = 10,566.42/x
3. Step 3: Cross multiply
   14,814.42x = 20,436.92 × 10,566.42
4. Step 4: Simplify right side
   14,814.42x = 215,945,080.23
5. Step 5: Solve for x
   x = 215,945,080.23/14,814.42
6. Step 6: Final answer
   x = 14,576.68