Finding the Third Proportional to 1,707,008 and 3,678,400

Step by Step Solution

1. Step 1: Write the proportion equation
   1,707,008 : 3,678,400 = 3,678,400 : x
2. Step 2: Convert to fraction form
   1,707,008/3,678,400 = 3,678,400/x
3. Step 3: Cross multiply
   1,707,008x = 3,678,400 × 3,678,400
4. Step 4: Simplify right side
   1,707,008x = 13,530,626,560,000
5. Step 5: Solve for x
   x = 13,530,626,560,000/1,707,008
6. Step 6: Final answer
   x = 7,926,516.20