Finding the Third Proportional to 670,413,674 and 1,443,287,434

Step by Step Solution

1. Step 1: Write the proportion equation
   670,413,674 : 1,443,287,434 = 1,443,287,434 : x
2. Step 2: Convert to fraction form
   670,413,674/1,443,287,434 = 1,443,287,434/x
3. Step 3: Cross multiply
   670,413,674x = 1,443,287,434 × 1,443,287,434
4. Step 4: Simplify right side
   670,413,674x = 2,083,078,617,142,304,256
5. Step 5: Solve for x
   x = 2,083,078,617,142,304,256/670,413,674
6. Step 6: Final answer
   x = 3,107,154,131.74