Finding the Fourth Proportional to 22,673.12, 31,287.59 and 12,600.98

Step by Step Solution

1. Step 1: Write the proportion equation
   22,673.12 : 31,287.59 = 12,600.98 : x
2. Step 2: Convert to fraction form
   22,673.12/31,287.59 = 12,600.98/x
3. Step 3: Cross multiply
   22,673.12x = 31,287.59 × 12,600.98
4. Step 4: Simplify right side
   22,673.12x = 394,254,295.84
5. Step 5: Solve for x
   x = 394,254,295.84/22,673.12
6. Step 6: Final answer
   x = 17,388.62