Finding the Third Proportional to 1,445,344 and 2,147,064

Step by Step Solution

1. Step 1: Write the proportion equation
   1,445,344 : 2,147,064 = 2,147,064 : x
2. Step 2: Convert to fraction form
   1,445,344/2,147,064 = 2,147,064/x
3. Step 3: Cross multiply
   1,445,344x = 2,147,064 × 2,147,064
4. Step 4: Simplify right side
   1,445,344x = 4,609,883,820,096
5. Step 5: Solve for x
   x = 4,609,883,820,096/1,445,344
6. Step 6: Final answer
   x = 3,189,471.72