Finding the Fourth Proportional to 22,093.56, 30,490.43 and 12,662.73

Step by Step Solution

1. Step 1: Write the proportion equation
   22,093.56 : 30,490.43 = 12,662.73 : x
2. Step 2: Convert to fraction form
   22,093.56/30,490.43 = 12,662.73/x
3. Step 3: Cross multiply
   22,093.56x = 30,490.43 × 12,662.73
4. Step 4: Simplify right side
   22,093.56x = 386,092,019.36
5. Step 5: Solve for x
   x = 386,092,019.36/22,093.56
6. Step 6: Final answer
   x = 17,475.32