Finding the Third Proportional to 37,172,417 and 80,521,738

Step by Step Solution

1. Step 1: Write the proportion equation
   37,172,417 : 80,521,738 = 80,521,738 : x
2. Step 2: Convert to fraction form
   37,172,417/80,521,738 = 80,521,738/x
3. Step 3: Cross multiply
   37,172,417x = 80,521,738 × 80,521,738
4. Step 4: Simplify right side
   37,172,417x = 6,483,750,290,540,644
5. Step 5: Solve for x
   x = 6,483,750,290,540,644/37,172,417
6. Step 6: Final answer
   x = 174,423,694.07