Finding the Third Proportional to 980,806 and 2,101,580

Step by Step Solution

1. Step 1: Write the proportion equation
   980,806 : 2,101,580 = 2,101,580 : x
2. Step 2: Convert to fraction form
   980,806/2,101,580 = 2,101,580/x
3. Step 3: Cross multiply
   980,806x = 2,101,580 × 2,101,580
4. Step 4: Simplify right side
   980,806x = 4,416,638,496,400
5. Step 5: Solve for x
   x = 4,416,638,496,400/980,806
6. Step 6: Final answer
   x = 4,503,070.43