Finding the Third Proportional to 1,408,507 and 2,113,064

Step by Step Solution

1. Step 1: Write the proportion equation
   1,408,507 : 2,113,064 = 2,113,064 : x
2. Step 2: Convert to fraction form
   1,408,507/2,113,064 = 2,113,064/x
3. Step 3: Cross multiply
   1,408,507x = 2,113,064 × 2,113,064
4. Step 4: Simplify right side
   1,408,507x = 4,465,039,468,096
5. Step 5: Solve for x
   x = 4,465,039,468,096/1,408,507
6. Step 6: Final answer
   x = 3,170,051.32