Finding the Third Proportional to 1,389,888 and 3,045,744

Step by Step Solution

1. Step 1: Write the proportion equation
   1,389,888 : 3,045,744 = 3,045,744 : x
2. Step 2: Convert to fraction form
   1,389,888/3,045,744 = 3,045,744/x
3. Step 3: Cross multiply
   1,389,888x = 3,045,744 × 3,045,744
4. Step 4: Simplify right side
   1,389,888x = 9,276,556,513,536
5. Step 5: Solve for x
   x = 9,276,556,513,536/1,389,888
6. Step 6: Final answer
   x = 6,674,319.45