Finding the Third Proportional to 65,817 and 104,782.50

Step by Step Solution

1. Step 1: Write the proportion equation
   65,817 : 104,782.50 = 104,782.50 : x
2. Step 2: Convert to fraction form
   65,817/104,782.50 = 104,782.50/x
3. Step 3: Cross multiply
   65,817x = 104,782.50 × 104,782.50
4. Step 4: Simplify right side
   65,817x = 10,979,372,306.25
5. Step 5: Solve for x
   x = 10,979,372,306.25/65,817
6. Step 6: Final answer
   x = 166,816.66