Finding the Third Proportional to 79,419,384 and 172,026,450

Step by Step Solution

1. Step 1: Write the proportion equation
   79,419,384 : 172,026,450 = 172,026,450 : x
2. Step 2: Convert to fraction form
   79,419,384/172,026,450 = 172,026,450/x
3. Step 3: Cross multiply
   79,419,384x = 172,026,450 × 172,026,450
4. Step 4: Simplify right side
   79,419,384x = 29,593,099,499,602,500
5. Step 5: Solve for x
   x = 29,593,099,499,602,500/79,419,384
6. Step 6: Final answer
   x = 372,618,094.09