Finding the Fourth Proportional to 14,627.05, 20,185.27 and 7,912.69

Step by Step Solution

1. Step 1: Write the proportion equation
   14,627.05 : 20,185.27 = 7,912.69 : x
2. Step 2: Convert to fraction form
   14,627.05/20,185.27 = 7,912.69/x
3. Step 3: Cross multiply
   14,627.05x = 20,185.27 × 7,912.69
4. Step 4: Simplify right side
   14,627.05x = 159,719,713.83
5. Step 5: Solve for x
   x = 159,719,713.83/14,627.05
6. Step 6: Final answer
   x = 10,919.48