Finding the Fourth Proportional to 22,735.06, 31,374.16 and 12,662.91

Step by Step Solution

1. Step 1: Write the proportion equation
   22,735.06 : 31,374.16 = 12,662.91 : x
2. Step 2: Convert to fraction form
   22,735.06/31,374.16 = 12,662.91/x
3. Step 3: Cross multiply
   22,735.06x = 31,374.16 × 12,662.91
4. Step 4: Simplify right side
   22,735.06x = 397,288,164.41
5. Step 5: Solve for x
   x = 397,288,164.41/22,735.06
6. Step 6: Final answer
   x = 17,474.69