Finding the Third Proportional to 107,686.50 and 236,766

Step by Step Solution

1. Step 1: Write the proportion equation
   107,686.50 : 236,766 = 236,766 : x
2. Step 2: Convert to fraction form
   107,686.50/236,766 = 236,766/x
3. Step 3: Cross multiply
   107,686.50x = 236,766 × 236,766
4. Step 4: Simplify right side
   107,686.50x = 56,058,138,756
5. Step 5: Solve for x
   x = 56,058,138,756/107,686.50
6. Step 6: Final answer
   x = 520,567.93