Finding the Third Proportional to 1,447,072 and 3,151,290

Step by Step Solution

1. Step 1: Write the proportion equation
   1,447,072 : 3,151,290 = 3,151,290 : x
2. Step 2: Convert to fraction form
   1,447,072/3,151,290 = 3,151,290/x
3. Step 3: Cross multiply
   1,447,072x = 3,151,290 × 3,151,290
4. Step 4: Simplify right side
   1,447,072x = 9,930,628,664,100
5. Step 5: Solve for x
   x = 9,930,628,664,100/1,447,072
6. Step 6: Final answer
   x = 6,862,567.08