Finding the Fourth Proportional to 14,275.42, 19,700.78 and 8,226.56

Step by Step Solution

1. Step 1: Write the proportion equation
   14,275.42 : 19,700.78 = 8,226.56 : x
2. Step 2: Convert to fraction form
   14,275.42/19,700.78 = 8,226.56/x
3. Step 3: Cross multiply
   14,275.42x = 19,700.78 × 8,226.56
4. Step 4: Simplify right side
   14,275.42x = 162,069,648.72
5. Step 5: Solve for x
   x = 162,069,648.72/14,275.42
6. Step 6: Final answer
   x = 11,353.06