Finding the Third Proportional to 1,688,236 and 2,418,338

Step by Step Solution

1. Step 1: Write the proportion equation
   1,688,236 : 2,418,338 = 2,418,338 : x
2. Step 2: Convert to fraction form
   1,688,236/2,418,338 = 2,418,338/x
3. Step 3: Cross multiply
   1,688,236x = 2,418,338 × 2,418,338
4. Step 4: Simplify right side
   1,688,236x = 5,848,358,682,244
5. Step 5: Solve for x
   x = 5,848,358,682,244/1,688,236
6. Step 6: Final answer
   x = 3,464,183.14