Finding the Third Proportional to 1,378,112 and 2,012,736

Step by Step Solution

1. Step 1: Write the proportion equation
   1,378,112 : 2,012,736 = 2,012,736 : x
2. Step 2: Convert to fraction form
   1,378,112/2,012,736 = 2,012,736/x
3. Step 3: Cross multiply
   1,378,112x = 2,012,736 × 2,012,736
4. Step 4: Simplify right side
   1,378,112x = 4,051,106,205,696
5. Step 5: Solve for x
   x = 4,051,106,205,696/1,378,112
6. Step 6: Final answer
   x = 2,939,605.93