Finding the Third Proportional to 73,105,320 and 158,815,428

Step by Step Solution

1. Step 1: Write the proportion equation
   73,105,320 : 158,815,428 = 158,815,428 : x
2. Step 2: Convert to fraction form
   73,105,320/158,815,428 = 158,815,428/x
3. Step 3: Cross multiply
   73,105,320x = 158,815,428 × 158,815,428
4. Step 4: Simplify right side
   73,105,320x = 25,222,340,170,823,184
5. Step 5: Solve for x
   x = 25,222,340,170,823,184/73,105,320
6. Step 6: Final answer
   x = 345,013,744.15