Finding the Third Proportional to 72,018,288 and 157,697,064

Step by Step Solution

1. Step 1: Write the proportion equation
   72,018,288 : 157,697,064 = 157,697,064 : x
2. Step 2: Convert to fraction form
   72,018,288/157,697,064 = 157,697,064/x
3. Step 3: Cross multiply
   72,018,288x = 157,697,064 × 157,697,064
4. Step 4: Simplify right side
   72,018,288x = 24,868,363,994,220,096
5. Step 5: Solve for x
   x = 24,868,363,994,220,096/72,018,288
6. Step 6: Final answer
   x = 345,306,236.58