Finding the Third Proportional to 1,678,836 and 3,625,710

Step by Step Solution

1. Step 1: Write the proportion equation
   1,678,836 : 3,625,710 = 3,625,710 : x
2. Step 2: Convert to fraction form
   1,678,836/3,625,710 = 3,625,710/x
3. Step 3: Cross multiply
   1,678,836x = 3,625,710 × 3,625,710
4. Step 4: Simplify right side
   1,678,836x = 13,145,773,004,100
5. Step 5: Solve for x
   x = 13,145,773,004,100/1,678,836
6. Step 6: Final answer
   x = 7,830,290.16