Finding the Fourth Proportional to 14,662.03, 21,976.52 and 7,271.79

Step by Step Solution

1. Step 1: Write the proportion equation
   14,662.03 : 21,976.52 = 7,271.79 : x
2. Step 2: Convert to fraction form
   14,662.03/21,976.52 = 7,271.79/x
3. Step 3: Cross multiply
   14,662.03x = 21,976.52 × 7,271.79
4. Step 4: Simplify right side
   14,662.03x = 159,808,546.67
5. Step 5: Solve for x
   x = 159,808,546.67/14,662.03
6. Step 6: Final answer
   x = 10,899.48