Finding the Third Proportional to 173,606,308 and 268,572,662

Step by Step Solution

1. Step 1: Write the proportion equation
   173,606,308 : 268,572,662 = 268,572,662 : x
2. Step 2: Convert to fraction form
   173,606,308/268,572,662 = 268,572,662/x
3. Step 3: Cross multiply
   173,606,308x = 268,572,662 × 268,572,662
4. Step 4: Simplify right side
   173,606,308x = 72,131,274,773,766,240
5. Step 5: Solve for x
   x = 72,131,274,773,766,240/173,606,308
6. Step 6: Final answer
   x = 415,487,637.54