Finding the Third Proportional to 1,570,972 and 3,389,938

Step by Step Solution

1. Step 1: Write the proportion equation
   1,570,972 : 3,389,938 = 3,389,938 : x
2. Step 2: Convert to fraction form
   1,570,972/3,389,938 = 3,389,938/x
3. Step 3: Cross multiply
   1,570,972x = 3,389,938 × 3,389,938
4. Step 4: Simplify right side
   1,570,972x = 11,491,679,643,844
5. Step 5: Solve for x
   x = 11,491,679,643,844/1,570,972
6. Step 6: Final answer
   x = 7,315,012.39