Finding the Third Proportional to 404,325,873 and 591,325,582.50

Step by Step Solution

1. Step 1: Write the proportion equation
   404,325,873 : 591,325,582.50 = 591,325,582.50 : x
2. Step 2: Convert to fraction form
   404,325,873/591,325,582.50 = 591,325,582.50/x
3. Step 3: Cross multiply
   404,325,873x = 591,325,582.50 × 591,325,582.50
4. Step 4: Simplify right side
   404,325,873x = 349,665,944,518,964,288
5. Step 5: Solve for x
   x = 349,665,944,518,964,288/404,325,873
6. Step 6: Final answer
   x = 864,812,192.02