Finding the Fourth Proportional to 14,262.52, 19,682.72 and 7,974.88

Step by Step Solution

1. Step 1: Write the proportion equation
   14,262.52 : 19,682.72 = 7,974.88 : x
2. Step 2: Convert to fraction form
   14,262.52/19,682.72 = 7,974.88/x
3. Step 3: Cross multiply
   14,262.52x = 19,682.72 × 7,974.88
4. Step 4: Simplify right side
   14,262.52x = 156,967,330.07
5. Step 5: Solve for x
   x = 156,967,330.07/14,262.52
6. Step 6: Final answer
   x = 11,005.58