Finding the Fourth Proportional to 14,667.57, 20,241.27 and 7,953.20

Step by Step Solution

1. Step 1: Write the proportion equation
   14,667.57 : 20,241.27 = 7,953.20 : x
2. Step 2: Convert to fraction form
   14,667.57/20,241.27 = 7,953.20/x
3. Step 3: Cross multiply
   14,667.57x = 20,241.27 × 7,953.20
4. Step 4: Simplify right side
   14,667.57x = 160,982,868.56
5. Step 5: Solve for x
   x = 160,982,868.56/14,667.57
6. Step 6: Final answer
   x = 10,975.43