Finding the Third Proportional to 1,370,888 and 2,108,556

Step by Step Solution

1. Step 1: Write the proportion equation
   1,370,888 : 2,108,556 = 2,108,556 : x
2. Step 2: Convert to fraction form
   1,370,888/2,108,556 = 2,108,556/x
3. Step 3: Cross multiply
   1,370,888x = 2,108,556 × 2,108,556
4. Step 4: Simplify right side
   1,370,888x = 4,446,008,405,136
5. Step 5: Solve for x
   x = 4,446,008,405,136/1,370,888
6. Step 6: Final answer
   x = 3,243,159.47