Finding the Third Proportional to 37,172,366 and 80,521,630

Step by Step Solution

1. Step 1: Write the proportion equation
   37,172,366 : 80,521,630 = 80,521,630 : x
2. Step 2: Convert to fraction form
   37,172,366/80,521,630 = 80,521,630/x
3. Step 3: Cross multiply
   37,172,366x = 80,521,630 × 80,521,630
4. Step 4: Simplify right side
   37,172,366x = 6,483,732,897,856,900
5. Step 5: Solve for x
   x = 6,483,732,897,856,900/37,172,366
6. Step 6: Final answer
   x = 174,423,465.48