Finding the Third Proportional to 1,399,056 and 3,012,159

Step by Step Solution

1. Step 1: Write the proportion equation
   1,399,056 : 3,012,159 = 3,012,159 : x
2. Step 2: Convert to fraction form
   1,399,056/3,012,159 = 3,012,159/x
3. Step 3: Cross multiply
   1,399,056x = 3,012,159 × 3,012,159
4. Step 4: Simplify right side
   1,399,056x = 9,073,101,841,281
5. Step 5: Solve for x
   x = 9,073,101,841,281/1,399,056
6. Step 6: Final answer
   x = 6,485,159.88