Finding the Third Proportional to 64,018.75 and 84,951.38

Step by Step Solution

1. Step 1: Write the proportion equation
   64,018.75 : 84,951.38 = 84,951.38 : x
2. Step 2: Convert to fraction form
   64,018.75/84,951.38 = 84,951.38/x
3. Step 3: Cross multiply
   64,018.75x = 84,951.38 × 84,951.38
4. Step 4: Simplify right side
   64,018.75x = 7,216,736,114.39
5. Step 5: Solve for x
   x = 7,216,736,114.39/64,018.75
6. Step 6: Final answer
   x = 112,728.48