Finding the Third Proportional to 654,824 and 1,410,408

Step by Step Solution

1. Step 1: Write the proportion equation
   654,824 : 1,410,408 = 1,410,408 : x
2. Step 2: Convert to fraction form
   654,824/1,410,408 = 1,410,408/x
3. Step 3: Cross multiply
   654,824x = 1,410,408 × 1,410,408
4. Step 4: Simplify right side
   654,824x = 1,989,250,726,464
5. Step 5: Solve for x
   x = 1,989,250,726,464/654,824
6. Step 6: Final answer
   x = 3,037,840.28