Finding the Third Proportional to 259,012 and 562,300

Step by Step Solution

1. Step 1: Write the proportion equation
   259,012 : 562,300 = 562,300 : x
2. Step 2: Convert to fraction form
   259,012/562,300 = 562,300/x
3. Step 3: Cross multiply
   259,012x = 562,300 × 562,300
4. Step 4: Simplify right side
   259,012x = 316,181,290,000
5. Step 5: Solve for x
   x = 316,181,290,000/259,012
6. Step 6: Final answer
   x = 1,220,720.62