Finding the Third Proportional to 2,782,408 and 4,232,028

Step by Step Solution

1. Step 1: Write the proportion equation
   2,782,408 : 4,232,028 = 4,232,028 : x
2. Step 2: Convert to fraction form
   2,782,408/4,232,028 = 4,232,028/x
3. Step 3: Cross multiply
   2,782,408x = 4,232,028 × 4,232,028
4. Step 4: Simplify right side
   2,782,408x = 17,910,060,992,784
5. Step 5: Solve for x
   x = 17,910,060,992,784/2,782,408
6. Step 6: Final answer
   x = 6,436,892.43