Finding the Fourth Proportional to 14,271.20, 19,694.72 and 7,983.52

Step by Step Solution

1. Step 1: Write the proportion equation
   14,271.20 : 19,694.72 = 7,983.52 : x
2. Step 2: Convert to fraction form
   14,271.20/19,694.72 = 7,983.52/x
3. Step 3: Cross multiply
   14,271.20x = 19,694.72 × 7,983.52
4. Step 4: Simplify right side
   14,271.20x = 157,233,191.01
5. Step 5: Solve for x
   x = 157,233,191.01/14,271.20
6. Step 6: Final answer
   x = 11,017.52