Finding the Fourth Proportional to 22,727.25, 31,363.74 and 12,791.25

Step by Step Solution

1. Step 1: Write the proportion equation
   22,727.25 : 31,363.74 = 12,791.25 : x
2. Step 2: Convert to fraction form
   22,727.25/31,363.74 = 12,791.25/x
3. Step 3: Cross multiply
   22,727.25x = 31,363.74 × 12,791.25
4. Step 4: Simplify right side
   22,727.25x = 401,181,439.28
5. Step 5: Solve for x
   x = 401,181,439.28/22,727.25
6. Step 6: Final answer
   x = 17,652.00