Finding the Third Proportional to 808,478 and 1,760,390

Step by Step Solution

1. Step 1: Write the proportion equation
   808,478 : 1,760,390 = 1,760,390 : x
2. Step 2: Convert to fraction form
   808,478/1,760,390 = 1,760,390/x
3. Step 3: Cross multiply
   808,478x = 1,760,390 × 1,760,390
4. Step 4: Simplify right side
   808,478x = 3,098,972,952,100
5. Step 5: Solve for x
   x = 3,098,972,952,100/808,478
6. Step 6: Final answer
   x = 3,833,094.97