Finding the Third Proportional to 37,172,360 and 80,521,618

Step by Step Solution

1. Step 1: Write the proportion equation
   37,172,360 : 80,521,618 = 80,521,618 : x
2. Step 2: Convert to fraction form
   37,172,360/80,521,618 = 80,521,618/x
3. Step 3: Cross multiply
   37,172,360x = 80,521,618 × 80,521,618
4. Step 4: Simplify right side
   37,172,360x = 6,483,730,965,337,924
5. Step 5: Solve for x
   x = 6,483,730,965,337,924/37,172,360
6. Step 6: Final answer
   x = 174,423,441.65