Finding the Third Proportional to 45,234.75 and 64,929.38

Step by Step Solution

1. Step 1: Write the proportion equation
   45,234.75 : 64,929.38 = 64,929.38 : x
2. Step 2: Convert to fraction form
   45,234.75/64,929.38 = 64,929.38/x
3. Step 3: Cross multiply
   45,234.75x = 64,929.38 × 64,929.38
4. Step 4: Simplify right side
   45,234.75x = 4,215,823,737.89
5. Step 5: Solve for x
   x = 4,215,823,737.89/45,234.75
6. Step 6: Final answer
   x = 93,198.78