Finding the Third Proportional to 1,648,458 and 3,474,036

Step by Step Solution

1. Step 1: Write the proportion equation
   1,648,458 : 3,474,036 = 3,474,036 : x
2. Step 2: Convert to fraction form
   1,648,458/3,474,036 = 3,474,036/x
3. Step 3: Cross multiply
   1,648,458x = 3,474,036 × 3,474,036
4. Step 4: Simplify right side
   1,648,458x = 12,068,926,129,296
5. Step 5: Solve for x
   x = 12,068,926,129,296/1,648,458
6. Step 6: Final answer
   x = 7,321,342.81