Finding the Third Proportional to 2,036,781 and 4,239,272

Step by Step Solution

1. Step 1: Write the proportion equation
   2,036,781 : 4,239,272 = 4,239,272 : x
2. Step 2: Convert to fraction form
   2,036,781/4,239,272 = 4,239,272/x
3. Step 3: Cross multiply
   2,036,781x = 4,239,272 × 4,239,272
4. Step 4: Simplify right side
   2,036,781x = 17,971,427,089,984
5. Step 5: Solve for x
   x = 17,971,427,089,984/2,036,781
6. Step 6: Final answer
   x = 8,823,445.96