Finding the Third Proportional to 155,509,243.50 and 335,923,327.50

Step by Step Solution

1. Step 1: Write the proportion equation
   155,509,243.50 : 335,923,327.50 = 335,923,327.50 : x
2. Step 2: Convert to fraction form
   155,509,243.50/335,923,327.50 = 335,923,327.50/x
3. Step 3: Cross multiply
   155,509,243.50x = 335,923,327.50 × 335,923,327.50
4. Step 4: Simplify right side
   155,509,243.50x = 112,844,481,958,672,256
5. Step 5: Solve for x
   x = 112,844,481,958,672,256/155,509,243.50
6. Step 6: Final answer
   x = 725,644,851.84