Finding the Third Proportional to 37,721,832 and 82,505,245

Step by Step Solution

1. Step 1: Write the proportion equation
   37,721,832 : 82,505,245 = 82,505,245 : x
2. Step 2: Convert to fraction form
   37,721,832/82,505,245 = 82,505,245/x
3. Step 3: Cross multiply
   37,721,832x = 82,505,245 × 82,505,245
4. Step 4: Simplify right side
   37,721,832x = 6,807,115,452,510,025
5. Step 5: Solve for x
   x = 6,807,115,452,510,025/37,721,832
6. Step 6: Final answer
   x = 180,455,590.08