Finding the Third Proportional to 521,178,057 and 1,085,226,066

Step by Step Solution

1. Step 1: Write the proportion equation
   521,178,057 : 1,085,226,066 = 1,085,226,066 : x
2. Step 2: Convert to fraction form
   521,178,057/1,085,226,066 = 1,085,226,066/x
3. Step 3: Cross multiply
   521,178,057x = 1,085,226,066 × 1,085,226,066
4. Step 4: Simplify right side
   521,178,057x = 1,177,715,614,325,836,288
5. Step 5: Solve for x
   x = 1,177,715,614,325,836,288/521,178,057
6. Step 6: Final answer
   x = 2,259,718,340.99