Finding the Fourth Proportional to 14,667.12, 20,240.55 and 7,952.90

Step by Step Solution

1. Step 1: Write the proportion equation
   14,667.12 : 20,240.55 = 7,952.90 : x
2. Step 2: Convert to fraction form
   14,667.12/20,240.55 = 7,952.90/x
3. Step 3: Cross multiply
   14,667.12x = 20,240.55 × 7,952.90
4. Step 4: Simplify right side
   14,667.12x = 160,970,968.89
5. Step 5: Solve for x
   x = 160,970,968.89/14,667.12
6. Step 6: Final answer
   x = 10,974.95