Finding the Fourth Proportional to 22,222.00, 30,665.10 and 12,148.57

Step by Step Solution

1. Step 1: Write the proportion equation
   22,222.00 : 30,665.10 = 12,148.57 : x
2. Step 2: Convert to fraction form
   22,222.00/30,665.10 = 12,148.57/x
3. Step 3: Cross multiply
   22,222.00x = 30,665.10 × 12,148.57
4. Step 4: Simplify right side
   22,222.00x = 372,536,960.58
5. Step 5: Solve for x
   x = 372,536,960.58/22,222.00
6. Step 6: Final answer
   x = 16,764.33