Finding the Third Proportional to 1,389,883 and 3,045,486

Step by Step Solution

1. Step 1: Write the proportion equation
   1,389,883 : 3,045,486 = 3,045,486 : x
2. Step 2: Convert to fraction form
   1,389,883/3,045,486 = 3,045,486/x
3. Step 3: Cross multiply
   1,389,883x = 3,045,486 × 3,045,486
4. Step 4: Simplify right side
   1,389,883x = 9,274,984,976,196
5. Step 5: Solve for x
   x = 9,274,984,976,196/1,389,883
6. Step 6: Final answer
   x = 6,673,212.76