Finding the Third Proportional to 51,600.48 and 72,665.54

Step by Step Solution

1. Step 1: Write the proportion equation
   51,600.48 : 72,665.54 = 72,665.54 : x
2. Step 2: Convert to fraction form
   51,600.48/72,665.54 = 72,665.54/x
3. Step 3: Cross multiply
   51,600.48x = 72,665.54 × 72,665.54
4. Step 4: Simplify right side
   51,600.48x = 5,280,281,134.94
5. Step 5: Solve for x
   x = 5,280,281,134.94/51,600.48
6. Step 6: Final answer
   x = 102,330.08