Finding the Third Proportional to 16,129,066,984 and 25,301,723,976

Step by Step Solution

1. Step 1: Write the proportion equation
   16,129,066,984 : 25,301,723,976 = 25,301,723,976 : x
2. Step 2: Convert to fraction form
   16,129,066,984/25,301,723,976 = 25,301,723,976/x
3. Step 3: Cross multiply
   16,129,066,984x = 25,301,723,976 × 25,301,723,976
4. Step 4: Simplify right side
   16,129,066,984x = 640,177,236,157,693,296,640
5. Step 5: Solve for x
   x = 640,177,236,157,693,296,640/16,129,066,984
6. Step 6: Final answer
   x = 39,690,903,186.94