Finding the Fourth Proportional to 16,052.34, 22,152.06 and 8,978.82

Step by Step Solution

1. Step 1: Write the proportion equation
   16,052.34 : 22,152.06 = 8,978.82 : x
2. Step 2: Convert to fraction form
   16,052.34/22,152.06 = 8,978.82/x
3. Step 3: Cross multiply
   16,052.34x = 22,152.06 × 8,978.82
4. Step 4: Simplify right side
   16,052.34x = 198,899,359.37
5. Step 5: Solve for x
   x = 198,899,359.37/16,052.34
6. Step 6: Final answer
   x = 12,390.68