Finding the Fourth Proportional to 23,667.72, 32,662.64 and 13,056.72

Step by Step Solution

1. Step 1: Write the proportion equation
   23,667.72 : 32,662.64 = 13,056.72 : x
2. Step 2: Convert to fraction form
   23,667.72/32,662.64 = 13,056.72/x
3. Step 3: Cross multiply
   23,667.72x = 32,662.64 × 13,056.72
4. Step 4: Simplify right side
   23,667.72x = 426,466,944.94
5. Step 5: Solve for x
   x = 426,466,944.94/23,667.72
6. Step 6: Final answer
   x = 18,018.93