Finding the Third Proportional to 728,065.97 and 1,139,632.03

Step by Step Solution

1. Step 1: Write the proportion equation
   728,065.97 : 1,139,632.03 = 1,139,632.03 : x
2. Step 2: Convert to fraction form
   728,065.97/1,139,632.03 = 1,139,632.03/x
3. Step 3: Cross multiply
   728,065.97x = 1,139,632.03 × 1,139,632.03
4. Step 4: Simplify right side
   728,065.97x = 1,298,761,166,651.00
5. Step 5: Solve for x
   x = 1,298,761,166,651.00/728,065.97
6. Step 6: Final answer
   x = 1,783,850.95