Finding the Third Proportional to 814,303 and 1,789,215

Step by Step Solution

1. Step 1: Write the proportion equation
   814,303 : 1,789,215 = 1,789,215 : x
2. Step 2: Convert to fraction form
   814,303/1,789,215 = 1,789,215/x
3. Step 3: Cross multiply
   814,303x = 1,789,215 × 1,789,215
4. Step 4: Simplify right side
   814,303x = 3,201,290,316,225
5. Step 5: Solve for x
   x = 3,201,290,316,225/814,303
6. Step 6: Final answer
   x = 3,931,325.71