Finding the Fourth Proportional to 22,496.86, 31,045.91 and 12,941.49

Step by Step Solution

1. Step 1: Write the proportion equation
   22,496.86 : 31,045.91 = 12,941.49 : x
2. Step 2: Convert to fraction form
   22,496.86/31,045.91 = 12,941.49/x
3. Step 3: Cross multiply
   22,496.86x = 31,045.91 × 12,941.49
4. Step 4: Simplify right side
   22,496.86x = 401,780,247.29
5. Step 5: Solve for x
   x = 401,780,247.29/22,496.86
6. Step 6: Final answer
   x = 17,859.40