Finding the Third Proportional to 864,450 and 1,862,064

Step by Step Solution

1. Step 1: Write the proportion equation
   864,450 : 1,862,064 = 1,862,064 : x
2. Step 2: Convert to fraction form
   864,450/1,862,064 = 1,862,064/x
3. Step 3: Cross multiply
   864,450x = 1,862,064 × 1,862,064
4. Step 4: Simplify right side
   864,450x = 3,467,282,340,096
5. Step 5: Solve for x
   x = 3,467,282,340,096/864,450
6. Step 6: Final answer
   x = 4,010,969.22