Finding the Third Proportional to 986,688 and 2,108,160

Step by Step Solution

1. Step 1: Write the proportion equation
   986,688 : 2,108,160 = 2,108,160 : x
2. Step 2: Convert to fraction form
   986,688/2,108,160 = 2,108,160/x
3. Step 3: Cross multiply
   986,688x = 2,108,160 × 2,108,160
4. Step 4: Simplify right side
   986,688x = 4,444,338,585,600
5. Step 5: Solve for x
   x = 4,444,338,585,600/986,688
6. Step 6: Final answer
   x = 4,504,299.82