Finding the Fourth Proportional to 22,079.55, 30,469.48 and 12,007.77

Step by Step Solution

1. Step 1: Write the proportion equation
   22,079.55 : 30,469.48 = 12,007.77 : x
2. Step 2: Convert to fraction form
   22,079.55/30,469.48 = 12,007.77/x
3. Step 3: Cross multiply
   22,079.55x = 30,469.48 × 12,007.77
4. Step 4: Simplify right side
   22,079.55x = 365,870,477.84
5. Step 5: Solve for x
   x = 365,870,477.84/22,079.55
6. Step 6: Final answer
   x = 16,570.56