Finding the Fourth Proportional to 22,332.18, 30,818.30 and 12,123.22

Step by Step Solution

1. Step 1: Write the proportion equation
   22,332.18 : 30,818.30 = 12,123.22 : x
2. Step 2: Convert to fraction form
   22,332.18/30,818.30 = 12,123.22/x
3. Step 3: Cross multiply
   22,332.18x = 30,818.30 × 12,123.22
4. Step 4: Simplify right side
   22,332.18x = 373,617,030.93
5. Step 5: Solve for x
   x = 373,617,030.93/22,332.18
6. Step 6: Final answer
   x = 16,729.98