Finding the Third Proportional to 262,789,423.88 and 567,128,010.38

Step by Step Solution

1. Step 1: Write the proportion equation
   262,789,423.88 : 567,128,010.38 = 567,128,010.38 : x
2. Step 2: Convert to fraction form
   262,789,423.88/567,128,010.38 = 567,128,010.38/x
3. Step 3: Cross multiply
   262,789,423.88x = 567,128,010.38 × 567,128,010.38
4. Step 4: Simplify right side
   262,789,423.88x = 321,634,180,151,906,112
5. Step 5: Solve for x
   x = 321,634,180,151,906,112/262,789,423.88
6. Step 6: Final answer
   x = 1,223,923,609.29