Finding the Third Proportional to 56,608,623 and 123,465,016

Step by Step Solution

1. Step 1: Write the proportion equation
   56,608,623 : 123,465,016 = 123,465,016 : x
2. Step 2: Convert to fraction form
   56,608,623/123,465,016 = 123,465,016/x
3. Step 3: Cross multiply
   56,608,623x = 123,465,016 × 123,465,016
4. Step 4: Simplify right side
   56,608,623x = 15,243,610,175,880,256
5. Step 5: Solve for x
   x = 15,243,610,175,880,256/56,608,623
6. Step 6: Final answer
   x = 269,280,709.69