Finding the Fourth Proportional to 22,214.97, 30,653.82 and 12,656.07

Step by Step Solution

1. Step 1: Write the proportion equation
   22,214.97 : 30,653.82 = 12,656.07 : x
2. Step 2: Convert to fraction form
   22,214.97/30,653.82 = 12,656.07/x
3. Step 3: Cross multiply
   22,214.97x = 30,653.82 × 12,656.07
4. Step 4: Simplify right side
   22,214.97x = 387,956,891.69
5. Step 5: Solve for x
   x = 387,956,891.69/22,214.97
6. Step 6: Final answer
   x = 17,463.76