Finding the Third Proportional to 614,880 and 1,328,064

Step by Step Solution

1. Step 1: Write the proportion equation
   614,880 : 1,328,064 = 1,328,064 : x
2. Step 2: Convert to fraction form
   614,880/1,328,064 = 1,328,064/x
3. Step 3: Cross multiply
   614,880x = 1,328,064 × 1,328,064
4. Step 4: Simplify right side
   614,880x = 1,763,753,988,096
5. Step 5: Solve for x
   x = 1,763,753,988,096/614,880
6. Step 6: Final answer
   x = 2,868,452.36