Finding the Fourth Proportional to 22,908.17, 31,613.39 and 14,945.69

Step by Step Solution

1. Step 1: Write the proportion equation
   22,908.17 : 31,613.39 = 14,945.69 : x
2. Step 2: Convert to fraction form
   22,908.17/31,613.39 = 14,945.69/x
3. Step 3: Cross multiply
   22,908.17x = 31,613.39 × 14,945.69
4. Step 4: Simplify right side
   22,908.17x = 472,483,852.06
5. Step 5: Solve for x
   x = 472,483,852.06/22,908.17
6. Step 6: Final answer
   x = 20,625.12