Finding the Third Proportional to 61,951.50 and 86,204.25

Step by Step Solution

1. Step 1: Write the proportion equation
   61,951.50 : 86,204.25 = 86,204.25 : x
2. Step 2: Convert to fraction form
   61,951.50/86,204.25 = 86,204.25/x
3. Step 3: Cross multiply
   61,951.50x = 86,204.25 × 86,204.25
4. Step 4: Simplify right side
   61,951.50x = 7,431,172,718.06
5. Step 5: Solve for x
   x = 7,431,172,718.06/61,951.50
6. Step 6: Final answer
   x = 119,951.46