Finding the Third Proportional to 1,970,085 and 4,177,398

Step by Step Solution

1. Step 1: Write the proportion equation
   1,970,085 : 4,177,398 = 4,177,398 : x
2. Step 2: Convert to fraction form
   1,970,085/4,177,398 = 4,177,398/x
3. Step 3: Cross multiply
   1,970,085x = 4,177,398 × 4,177,398
4. Step 4: Simplify right side
   1,970,085x = 17,450,654,050,404
5. Step 5: Solve for x
   x = 17,450,654,050,404/1,970,085
6. Step 6: Final answer
   x = 8,857,817.84