Finding the Fourth Proportional to 22,908.05, 31,606.22 and 14,828.91

Step by Step Solution

1. Step 1: Write the proportion equation
   22,908.05 : 31,606.22 = 14,828.91 : x
2. Step 2: Convert to fraction form
   22,908.05/31,606.22 = 14,828.91/x
3. Step 3: Cross multiply
   22,908.05x = 31,606.22 × 14,828.91
4. Step 4: Simplify right side
   22,908.05x = 468,685,710.37
5. Step 5: Solve for x
   x = 468,685,710.37/22,908.05
6. Step 6: Final answer
   x = 20,459.43