Finding the Third Proportional to 120,830,792 and 178,981,164

Step by Step Solution

1. Step 1: Write the proportion equation
   120,830,792 : 178,981,164 = 178,981,164 : x
2. Step 2: Convert to fraction form
   120,830,792/178,981,164 = 178,981,164/x
3. Step 3: Cross multiply
   120,830,792x = 178,981,164 × 178,981,164
4. Step 4: Simplify right side
   120,830,792x = 32,034,257,066,794,896
5. Step 5: Solve for x
   x = 32,034,257,066,794,896/120,830,792
6. Step 6: Final answer
   x = 265,116,668.83