Finding the Third Proportional to 1,445,349 and 3,213,852

Step by Step Solution

1. Step 1: Write the proportion equation
   1,445,349 : 3,213,852 = 3,213,852 : x
2. Step 2: Convert to fraction form
   1,445,349/3,213,852 = 3,213,852/x
3. Step 3: Cross multiply
   1,445,349x = 3,213,852 × 3,213,852
4. Step 4: Simplify right side
   1,445,349x = 10,328,844,677,904
5. Step 5: Solve for x
   x = 10,328,844,677,904/1,445,349
6. Step 6: Final answer
   x = 7,146,263.41