Finding the Third Proportional to 1,438,568 and 3,148,046

Step by Step Solution

1. Step 1: Write the proportion equation
   1,438,568 : 3,148,046 = 3,148,046 : x
2. Step 2: Convert to fraction form
   1,438,568/3,148,046 = 3,148,046/x
3. Step 3: Cross multiply
   1,438,568x = 3,148,046 × 3,148,046
4. Step 4: Simplify right side
   1,438,568x = 9,910,193,618,116
5. Step 5: Solve for x
   x = 9,910,193,618,116/1,438,568
6. Step 6: Final answer
   x = 6,888,929.56