Finding the Fourth Proportional to 12,114.96, 18,164.70 and 5,787.24

Step by Step Solution

1. Step 1: Write the proportion equation
   12,114.96 : 18,164.70 = 5,787.24 : x
2. Step 2: Convert to fraction form
   12,114.96/18,164.70 = 5,787.24/x
3. Step 3: Cross multiply
   12,114.96x = 18,164.70 × 5,787.24
4. Step 4: Simplify right side
   12,114.96x = 105,123,478.43
5. Step 5: Solve for x
   x = 105,123,478.43/12,114.96
6. Step 6: Final answer
   x = 8,677.16