Finding the Fourth Proportional to 22,123.32, 33,188.10 and 8,271

Step by Step Solution

1. Step 1: Write the proportion equation
   22,123.32 : 33,188.10 = 8,271 : x
2. Step 2: Convert to fraction form
   22,123.32/33,188.10 = 8,271/x
3. Step 3: Cross multiply
   22,123.32x = 33,188.10 × 8,271
4. Step 4: Simplify right side
   22,123.32x = 274,498,775.10
5. Step 5: Solve for x
   x = 274,498,775.10/22,123.32
6. Step 6: Final answer
   x = 12,407.67