Finding the Fourth Proportional to 14,325.57, 19,764.54 and 8,662.05

Step by Step Solution

1. Step 1: Write the proportion equation
   14,325.57 : 19,764.54 = 8,662.05 : x
2. Step 2: Convert to fraction form
   14,325.57/19,764.54 = 8,662.05/x
3. Step 3: Cross multiply
   14,325.57x = 19,764.54 × 8,662.05
4. Step 4: Simplify right side
   14,325.57x = 171,201,433.71
5. Step 5: Solve for x
   x = 171,201,433.71/14,325.57
6. Step 6: Final answer
   x = 11,950.76