Finding the Third Proportional to 1,728,824 and 4,019,156

Step by Step Solution

1. Step 1: Write the proportion equation
   1,728,824 : 4,019,156 = 4,019,156 : x
2. Step 2: Convert to fraction form
   1,728,824/4,019,156 = 4,019,156/x
3. Step 3: Cross multiply
   1,728,824x = 4,019,156 × 4,019,156
4. Step 4: Simplify right side
   1,728,824x = 16,153,614,952,336
5. Step 5: Solve for x
   x = 16,153,614,952,336/1,728,824
6. Step 6: Final answer
   x = 9,343,701.24