Finding the Fourth Proportional to 22,536.72, 31,097.98 and 12,463.79

Step by Step Solution

1. Step 1: Write the proportion equation
   22,536.72 : 31,097.98 = 12,463.79 : x
2. Step 2: Convert to fraction form
   22,536.72/31,097.98 = 12,463.79/x
3. Step 3: Cross multiply
   22,536.72x = 31,097.98 × 12,463.79
4. Step 4: Simplify right side
   22,536.72x = 387,598,692.14
5. Step 5: Solve for x
   x = 387,598,692.14/22,536.72
6. Step 6: Final answer
   x = 17,198.54