Finding the Fourth Proportional to 16,526.82, 22,787.74 and 12,327.78

Step by Step Solution

1. Step 1: Write the proportion equation
   16,526.82 : 22,787.74 = 12,327.78 : x
2. Step 2: Convert to fraction form
   16,526.82/22,787.74 = 12,327.78/x
3. Step 3: Cross multiply
   16,526.82x = 22,787.74 × 12,327.78
4. Step 4: Simplify right side
   16,526.82x = 280,922,245.42
5. Step 5: Solve for x
   x = 280,922,245.42/16,526.82
6. Step 6: Final answer
   x = 16,997.96