Finding the Third Proportional to 72,018,274 and 157,697,036

Step by Step Solution

1. Step 1: Write the proportion equation
   72,018,274 : 157,697,036 = 157,697,036 : x
2. Step 2: Convert to fraction form
   72,018,274/157,697,036 = 157,697,036/x
3. Step 3: Cross multiply
   72,018,274x = 157,697,036 × 157,697,036
4. Step 4: Simplify right side
   72,018,274x = 24,868,355,163,185,296
5. Step 5: Solve for x
   x = 24,868,355,163,185,296/72,018,274
6. Step 6: Final answer
   x = 345,306,181.08