Finding the Third Proportional to 1,518,868 and 2,136,186

Step by Step Solution

1. Step 1: Write the proportion equation
   1,518,868 : 2,136,186 = 2,136,186 : x
2. Step 2: Convert to fraction form
   1,518,868/2,136,186 = 2,136,186/x
3. Step 3: Cross multiply
   1,518,868x = 2,136,186 × 2,136,186
4. Step 4: Simplify right side
   1,518,868x = 4,563,290,626,596
5. Step 5: Solve for x
   x = 4,563,290,626,596/1,518,868
6. Step 6: Final answer
   x = 3,004,402.38