Finding the Third Proportional to 12,000.94 and 16,155.56

Step by Step Solution

1. Step 1: Write the proportion equation
   12,000.94 : 16,155.56 = 16,155.56 : x
2. Step 2: Convert to fraction form
   12,000.94/16,155.56 = 16,155.56/x
3. Step 3: Cross multiply
   12,000.94x = 16,155.56 × 16,155.56
4. Step 4: Simplify right side
   12,000.94x = 261,002,199.69
5. Step 5: Solve for x
   x = 261,002,199.69/12,000.94
6. Step 6: Final answer
   x = 21,748.48