Finding the Third Proportional to 8,733.28 and 12,345.56

Step by Step Solution

1. Step 1: Write the proportion equation
   8,733.28 : 12,345.56 = 12,345.56 : x
2. Step 2: Convert to fraction form
   8,733.28/12,345.56 = 12,345.56/x
3. Step 3: Cross multiply
   8,733.28x = 12,345.56 × 12,345.56
4. Step 4: Simplify right side
   8,733.28x = 152,412,913.44
5. Step 5: Solve for x
   x = 152,412,913.44/8,733.28
6. Step 6: Final answer
   x = 17,451.96