Finding the Third Proportional to 1,688,785 and 3,446,338

Step by Step Solution

1. Step 1: Write the proportion equation
   1,688,785 : 3,446,338 = 3,446,338 : x
2. Step 2: Convert to fraction form
   1,688,785/3,446,338 = 3,446,338/x
3. Step 3: Cross multiply
   1,688,785x = 3,446,338 × 3,446,338
4. Step 4: Simplify right side
   1,688,785x = 11,877,245,610,244
5. Step 5: Solve for x
   x = 11,877,245,610,244/1,688,785
6. Step 6: Final answer
   x = 7,033,012.26