Finding the Third Proportional to 303,536,918,666 and 674,940,358,492

Step by Step Solution

1. Step 1: Write the proportion equation
   303,536,918,666 : 674,940,358,492 = 674,940,358,492 : x
2. Step 2: Convert to fraction form
   303,536,918,666/674,940,358,492 = 674,940,358,492/x
3. Step 3: Cross multiply
   303,536,918,666x = 674,940,358,492 × 674,940,358,492
4. Step 4: Simplify right side
   303,536,918,666x = 455,544,487,521,309,499,064,320
5. Step 5: Solve for x
   x = 455,544,487,521,309,499,064,320/303,536,918,666
6. Step 6: Final answer
   x = 1,500,787,744,447.56