Finding the Fourth Proportional to 22,225, 30,669.24 and 12,151.57

Step by Step Solution

1. Step 1: Write the proportion equation
   22,225 : 30,669.24 = 12,151.57 : x
2. Step 2: Convert to fraction form
   22,225/30,669.24 = 12,151.57/x
3. Step 3: Cross multiply
   22,225x = 30,669.24 × 12,151.57
4. Step 4: Simplify right side
   22,225x = 372,679,416.71
5. Step 5: Solve for x
   x = 372,679,416.71/22,225
6. Step 6: Final answer
   x = 16,768.48