Finding the Third Proportional to 156,725,085 and 365,978,716.50

Step by Step Solution

1. Step 1: Write the proportion equation
   156,725,085 : 365,978,716.50 = 365,978,716.50 : x
2. Step 2: Convert to fraction form
   156,725,085/365,978,716.50 = 365,978,716.50/x
3. Step 3: Cross multiply
   156,725,085x = 365,978,716.50 × 365,978,716.50
4. Step 4: Simplify right side
   156,725,085x = 133,940,420,930,987,376
5. Step 5: Solve for x
   x = 133,940,420,930,987,376/156,725,085
6. Step 6: Final answer
   x = 854,620,183.69