Finding the Third Proportional to 1,438,970 and 3,108,460

Step by Step Solution

1. Step 1: Write the proportion equation
   1,438,970 : 3,108,460 = 3,108,460 : x
2. Step 2: Convert to fraction form
   1,438,970/3,108,460 = 3,108,460/x
3. Step 3: Cross multiply
   1,438,970x = 3,108,460 × 3,108,460
4. Step 4: Simplify right side
   1,438,970x = 9,662,523,571,600
5. Step 5: Solve for x
   x = 9,662,523,571,600/1,438,970
6. Step 6: Final answer
   x = 6,714,888.82