Finding the Third Proportional to 1,438,336 and 3,100,838

Step by Step Solution

1. Step 1: Write the proportion equation
   1,438,336 : 3,100,838 = 3,100,838 : x
2. Step 2: Convert to fraction form
   1,438,336/3,100,838 = 3,100,838/x
3. Step 3: Cross multiply
   1,438,336x = 3,100,838 × 3,100,838
4. Step 4: Simplify right side
   1,438,336x = 9,615,196,302,244
5. Step 5: Solve for x
   x = 9,615,196,302,244/1,438,336
6. Step 6: Final answer
   x = 6,684,944.48