Finding the Third Proportional to 118,932,242 and 256,083,910

Step by Step Solution

1. Step 1: Write the proportion equation
   118,932,242 : 256,083,910 = 256,083,910 : x
2. Step 2: Convert to fraction form
   118,932,242/256,083,910 = 256,083,910/x
3. Step 3: Cross multiply
   118,932,242x = 256,083,910 × 256,083,910
4. Step 4: Simplify right side
   118,932,242x = 65,578,968,960,888,096
5. Step 5: Solve for x
   x = 65,578,968,960,888,096/118,932,242
6. Step 6: Final answer
   x = 551,397,735.87