Finding the Third Proportional to 1,421,347 and 3,108,414

Step by Step Solution

1. Step 1: Write the proportion equation
   1,421,347 : 3,108,414 = 3,108,414 : x
2. Step 2: Convert to fraction form
   1,421,347/3,108,414 = 3,108,414/x
3. Step 3: Cross multiply
   1,421,347x = 3,108,414 × 3,108,414
4. Step 4: Simplify right side
   1,421,347x = 9,662,237,595,396
5. Step 5: Solve for x
   x = 9,662,237,595,396/1,421,347
6. Step 6: Final answer
   x = 6,797,944.20