Finding the Fourth Proportional to 22,731, 31,373.10 and 12,795

Step by Step Solution

1. Step 1: Write the proportion equation
   22,731 : 31,373.10 = 12,795 : x
2. Step 2: Convert to fraction form
   22,731/31,373.10 = 12,795/x
3. Step 3: Cross multiply
   22,731x = 31,373.10 × 12,795
4. Step 4: Simplify right side
   22,731x = 401,418,814.50
5. Step 5: Solve for x
   x = 401,418,814.50/22,731
6. Step 6: Final answer
   x = 17,659.53