Finding the Third Proportional to 2,356,424 and 3,603,172

Step by Step Solution

1. Step 1: Write the proportion equation
   2,356,424 : 3,603,172 = 3,603,172 : x
2. Step 2: Convert to fraction form
   2,356,424/3,603,172 = 3,603,172/x
3. Step 3: Cross multiply
   2,356,424x = 3,603,172 × 3,603,172
4. Step 4: Simplify right side
   2,356,424x = 12,982,848,461,584
5. Step 5: Solve for x
   x = 12,982,848,461,584/2,356,424
6. Step 6: Final answer
   x = 5,509,555.35