Finding the Fourth Proportional to 16,061.94, 22,165.50 and 8,988.54

Step by Step Solution

1. Step 1: Write the proportion equation
   16,061.94 : 22,165.50 = 8,988.54 : x
2. Step 2: Convert to fraction form
   16,061.94/22,165.50 = 8,988.54/x
3. Step 3: Cross multiply
   16,061.94x = 22,165.50 × 8,988.54
4. Step 4: Simplify right side
   16,061.94x = 199,235,483.37
5. Step 5: Solve for x
   x = 199,235,483.37/16,061.94
6. Step 6: Final answer
   x = 12,404.20