Finding the Third Proportional to 1,691,740 and 3,662,260

Step by Step Solution

1. Step 1: Write the proportion equation
   1,691,740 : 3,662,260 = 3,662,260 : x
2. Step 2: Convert to fraction form
   1,691,740/3,662,260 = 3,662,260/x
3. Step 3: Cross multiply
   1,691,740x = 3,662,260 × 3,662,260
4. Step 4: Simplify right side
   1,691,740x = 13,412,148,307,600
5. Step 5: Solve for x
   x = 13,412,148,307,600/1,691,740
6. Step 6: Final answer
   x = 7,928,019.85