Finding the Third Proportional to 83,178,272 and 185,481,724

Step by Step Solution

1. Step 1: Write the proportion equation
   83,178,272 : 185,481,724 = 185,481,724 : x
2. Step 2: Convert to fraction form
   83,178,272/185,481,724 = 185,481,724/x
3. Step 3: Cross multiply
   83,178,272x = 185,481,724 × 185,481,724
4. Step 4: Simplify right side
   83,178,272x = 34,403,469,938,012,176
5. Step 5: Solve for x
   x = 34,403,469,938,012,176/83,178,272
6. Step 6: Final answer
   x = 413,611,260.62