Finding the Third Proportional to 63,459.50 and 84,236.50

Step by Step Solution

1. Step 1: Write the proportion equation
   63,459.50 : 84,236.50 = 84,236.50 : x
2. Step 2: Convert to fraction form
   63,459.50/84,236.50 = 84,236.50/x
3. Step 3: Cross multiply
   63,459.50x = 84,236.50 × 84,236.50
4. Step 4: Simplify right side
   63,459.50x = 7,095,787,932.25
5. Step 5: Solve for x
   x = 7,095,787,932.25/63,459.50
6. Step 6: Final answer
   x = 111,816.01