Finding the Third Proportional to 1,105,184 and 1,621,512

Step by Step Solution

1. Step 1: Write the proportion equation
   1,105,184 : 1,621,512 = 1,621,512 : x
2. Step 2: Convert to fraction form
   1,105,184/1,621,512 = 1,621,512/x
3. Step 3: Cross multiply
   1,105,184x = 1,621,512 × 1,621,512
4. Step 4: Simplify right side
   1,105,184x = 2,629,301,166,144
5. Step 5: Solve for x
   x = 2,629,301,166,144/1,105,184
6. Step 6: Final answer
   x = 2,379,061.92