Finding the Third Proportional to 63,369 and 86,017.50

Step by Step Solution

1. Step 1: Write the proportion equation
   63,369 : 86,017.50 = 86,017.50 : x
2. Step 2: Convert to fraction form
   63,369/86,017.50 = 86,017.50/x
3. Step 3: Cross multiply
   63,369x = 86,017.50 × 86,017.50
4. Step 4: Simplify right side
   63,369x = 7,399,010,306.25
5. Step 5: Solve for x
   x = 7,399,010,306.25/63,369
6. Step 6: Final answer
   x = 116,760.72