Finding the Third Proportional to 728,578,162 and 1,119,185,174.50

Step by Step Solution

1. Step 1: Write the proportion equation
   728,578,162 : 1,119,185,174.50 = 1,119,185,174.50 : x
2. Step 2: Convert to fraction form
   728,578,162/1,119,185,174.50 = 1,119,185,174.50/x
3. Step 3: Cross multiply
   728,578,162x = 1,119,185,174.50 × 1,119,185,174.50
4. Step 4: Simplify right side
   728,578,162x = 1,252,575,454,820,595,456
5. Step 5: Solve for x
   x = 1,252,575,454,820,595,456/728,578,162
6. Step 6: Final answer
   x = 1,719,205,323.67