Finding the Third Proportional to 71,173,944 and 155,396,016

Step by Step Solution

1. Step 1: Write the proportion equation
   71,173,944 : 155,396,016 = 155,396,016 : x
2. Step 2: Convert to fraction form
   71,173,944/155,396,016 = 155,396,016/x
3. Step 3: Cross multiply
   71,173,944x = 155,396,016 × 155,396,016
4. Step 4: Simplify right side
   71,173,944x = 24,147,921,788,672,256
5. Step 5: Solve for x
   x = 24,147,921,788,672,256/71,173,944
6. Step 6: Final answer
   x = 339,280,366.26