Finding the Fourth Proportional to 22,486.01, 31,029.86 and 12,414.23

Step by Step Solution

1. Step 1: Write the proportion equation
   22,486.01 : 31,029.86 = 12,414.23 : x
2. Step 2: Convert to fraction form
   22,486.01/31,029.86 = 12,414.23/x
3. Step 3: Cross multiply
   22,486.01x = 31,029.86 × 12,414.23
4. Step 4: Simplify right side
   22,486.01x = 385,211,601.69
5. Step 5: Solve for x
   x = 385,211,601.69/22,486.01
6. Step 6: Final answer
   x = 17,131.17