Finding the Third Proportional to 788,643 and 1,723,230

Step by Step Solution

1. Step 1: Write the proportion equation
   788,643 : 1,723,230 = 1,723,230 : x
2. Step 2: Convert to fraction form
   788,643/1,723,230 = 1,723,230/x
3. Step 3: Cross multiply
   788,643x = 1,723,230 × 1,723,230
4. Step 4: Simplify right side
   788,643x = 2,969,521,632,900
5. Step 5: Solve for x
   x = 2,969,521,632,900/788,643
6. Step 6: Final answer
   x = 3,765,355.98