Finding the Third Proportional to 359,400,708 and 525,622,662

Step by Step Solution

1. Step 1: Write the proportion equation
   359,400,708 : 525,622,662 = 525,622,662 : x
2. Step 2: Convert to fraction form
   359,400,708/525,622,662 = 525,622,662/x
3. Step 3: Cross multiply
   359,400,708x = 525,622,662 × 525,622,662
4. Step 4: Simplify right side
   359,400,708x = 276,279,182,807,966,240
5. Step 5: Solve for x
   x = 276,279,182,807,966,240/359,400,708
6. Step 6: Final answer
   x = 768,721,865.76