Finding the Third Proportional to 72,714,891 and 155,507,476.50

Step by Step Solution

1. Step 1: Write the proportion equation
   72,714,891 : 155,507,476.50 = 155,507,476.50 : x
2. Step 2: Convert to fraction form
   72,714,891/155,507,476.50 = 155,507,476.50/x
3. Step 3: Cross multiply
   72,714,891x = 155,507,476.50 × 155,507,476.50
4. Step 4: Simplify right side
   72,714,891x = 24,182,575,247,398,052
5. Step 5: Solve for x
   x = 24,182,575,247,398,052/72,714,891
6. Step 6: Final answer
   x = 332,567,028.77