Finding the Fourth Proportional to 16,002.07, 22,082.87 and 8,928.50

Step by Step Solution

1. Step 1: Write the proportion equation
   16,002.07 : 22,082.87 = 8,928.50 : x
2. Step 2: Convert to fraction form
   16,002.07/22,082.87 = 8,928.50/x
3. Step 3: Cross multiply
   16,002.07x = 22,082.87 × 8,928.50
4. Step 4: Simplify right side
   16,002.07x = 197,166,816.70
5. Step 5: Solve for x
   x = 197,166,816.70/16,002.07
6. Step 6: Final answer
   x = 12,321.33