Finding the Third Proportional to 907,569 and 1,980,189

Step by Step Solution

1. Step 1: Write the proportion equation
   907,569 : 1,980,189 = 1,980,189 : x
2. Step 2: Convert to fraction form
   907,569/1,980,189 = 1,980,189/x
3. Step 3: Cross multiply
   907,569x = 1,980,189 × 1,980,189
4. Step 4: Simplify right side
   907,569x = 3,921,148,475,721
5. Step 5: Solve for x
   x = 3,921,148,475,721/907,569
6. Step 6: Final answer
   x = 4,320,496.27