Finding the Third Proportional to 82,380,486 and 177,518,892

Step by Step Solution

1. Step 1: Write the proportion equation
   82,380,486 : 177,518,892 = 177,518,892 : x
2. Step 2: Convert to fraction form
   82,380,486/177,518,892 = 177,518,892/x
3. Step 3: Cross multiply
   82,380,486x = 177,518,892 × 177,518,892
4. Step 4: Simplify right side
   82,380,486x = 31,512,957,016,907,664
5. Step 5: Solve for x
   x = 31,512,957,016,907,664/82,380,486
6. Step 6: Final answer
   x = 382,529,389.51