Finding the Fourth Proportional to 22,061.08, 30,444.42 and 11,989.54

Step by Step Solution

1. Step 1: Write the proportion equation
   22,061.08 : 30,444.42 = 11,989.54 : x
2. Step 2: Convert to fraction form
   22,061.08/30,444.42 = 11,989.54/x
3. Step 3: Cross multiply
   22,061.08x = 30,444.42 × 11,989.54
4. Step 4: Simplify right side
   22,061.08x = 365,014,591.37
5. Step 5: Solve for x
   x = 365,014,591.37/22,061.08
6. Step 6: Final answer
   x = 16,545.64