Finding the Third Proportional to 1,531,091 and 3,342,343

Step by Step Solution

1. Step 1: Write the proportion equation
   1,531,091 : 3,342,343 = 3,342,343 : x
2. Step 2: Convert to fraction form
   1,531,091/3,342,343 = 3,342,343/x
3. Step 3: Cross multiply
   1,531,091x = 3,342,343 × 3,342,343
4. Step 4: Simplify right side
   1,531,091x = 11,171,256,729,649
5. Step 5: Solve for x
   x = 11,171,256,729,649/1,531,091
6. Step 6: Final answer
   x = 7,296,272.22