Finding the Fourth Proportional to 23,901.84, 35,916.48 and 12,222.72

Step by Step Solution

1. Step 1: Write the proportion equation
   23,901.84 : 35,916.48 = 12,222.72 : x
2. Step 2: Convert to fraction form
   23,901.84/35,916.48 = 12,222.72/x
3. Step 3: Cross multiply
   23,901.84x = 35,916.48 × 12,222.72
4. Step 4: Simplify right side
   23,901.84x = 438,997,078.43
5. Step 5: Solve for x
   x = 438,997,078.43/23,901.84
6. Step 6: Final answer
   x = 18,366.66