Finding the Third Proportional to 259,482.75 and 365,250

Step by Step Solution

1. Step 1: Write the proportion equation
   259,482.75 : 365,250 = 365,250 : x
2. Step 2: Convert to fraction form
   259,482.75/365,250 = 365,250/x
3. Step 3: Cross multiply
   259,482.75x = 365,250 × 365,250
4. Step 4: Simplify right side
   259,482.75x = 133,407,562,500
5. Step 5: Solve for x
   x = 133,407,562,500/259,482.75
6. Step 6: Final answer
   x = 514,128.83