Finding the Fourth Proportional to 22,923.38, 31,634.06 and 12,851.91

Step by Step Solution

1. Step 1: Write the proportion equation
   22,923.38 : 31,634.06 = 12,851.91 : x
2. Step 2: Convert to fraction form
   22,923.38/31,634.06 = 12,851.91/x
3. Step 3: Cross multiply
   22,923.38x = 31,634.06 × 12,851.91
4. Step 4: Simplify right side
   22,923.38x = 406,558,027.80
5. Step 5: Solve for x
   x = 406,558,027.80/22,923.38
6. Step 6: Final answer
   x = 17,735.52