Finding the Fourth Proportional to 23,196.96, 32,006.88 and 13,768.56

Step by Step Solution

1. Step 1: Write the proportion equation
   23,196.96 : 32,006.88 = 13,768.56 : x
2. Step 2: Convert to fraction form
   23,196.96/32,006.88 = 13,768.56/x
3. Step 3: Cross multiply
   23,196.96x = 32,006.88 × 13,768.56
4. Step 4: Simplify right side
   23,196.96x = 440,688,647.69
5. Step 5: Solve for x
   x = 440,688,647.69/23,196.96
6. Step 6: Final answer
   x = 18,997.69