Finding the Third Proportional to 562,236 and 864,859.50

Step by Step Solution

1. Step 1: Write the proportion equation
   562,236 : 864,859.50 = 864,859.50 : x
2. Step 2: Convert to fraction form
   562,236/864,859.50 = 864,859.50/x
3. Step 3: Cross multiply
   562,236x = 864,859.50 × 864,859.50
4. Step 4: Simplify right side
   562,236x = 747,981,954,740.25
5. Step 5: Solve for x
   x = 747,981,954,740.25/562,236
6. Step 6: Final answer
   x = 1,330,370.08