Finding the Third Proportional to 60,009 and 131,317.50

Step by Step Solution

1. Step 1: Write the proportion equation
   60,009 : 131,317.50 = 131,317.50 : x
2. Step 2: Convert to fraction form
   60,009/131,317.50 = 131,317.50/x
3. Step 3: Cross multiply
   60,009x = 131,317.50 × 131,317.50
4. Step 4: Simplify right side
   60,009x = 17,244,285,806.25
5. Step 5: Solve for x
   x = 17,244,285,806.25/60,009
6. Step 6: Final answer
   x = 287,361.66