Finding the Third Proportional to 1,386,296 and 2,031,384

Step by Step Solution

1. Step 1: Write the proportion equation
   1,386,296 : 2,031,384 = 2,031,384 : x
2. Step 2: Convert to fraction form
   1,386,296/2,031,384 = 2,031,384/x
3. Step 3: Cross multiply
   1,386,296x = 2,031,384 × 2,031,384
4. Step 4: Simplify right side
   1,386,296x = 4,126,520,955,456
5. Step 5: Solve for x
   x = 4,126,520,955,456/1,386,296
6. Step 6: Final answer
   x = 2,976,652.14