Finding the Third Proportional to 1,395,322 and 2,103,208

Step by Step Solution

1. Step 1: Write the proportion equation
   1,395,322 : 2,103,208 = 2,103,208 : x
2. Step 2: Convert to fraction form
   1,395,322/2,103,208 = 2,103,208/x
3. Step 3: Cross multiply
   1,395,322x = 2,103,208 × 2,103,208
4. Step 4: Simplify right side
   1,395,322x = 4,423,483,891,264
5. Step 5: Solve for x
   x = 4,423,483,891,264/1,395,322
6. Step 6: Final answer
   x = 3,170,224.43