Finding the Third Proportional to 1,447,070 and 3,151,286

Step by Step Solution

1. Step 1: Write the proportion equation
   1,447,070 : 3,151,286 = 3,151,286 : x
2. Step 2: Convert to fraction form
   1,447,070/3,151,286 = 3,151,286/x
3. Step 3: Cross multiply
   1,447,070x = 3,151,286 × 3,151,286
4. Step 4: Simplify right side
   1,447,070x = 9,930,603,453,796
5. Step 5: Solve for x
   x = 9,930,603,453,796/1,447,070
6. Step 6: Final answer
   x = 6,862,559.14