Finding the Third Proportional to 2,405,420 and 5,184,052

Step by Step Solution

1. Step 1: Write the proportion equation
   2,405,420 : 5,184,052 = 5,184,052 : x
2. Step 2: Convert to fraction form
   2,405,420/5,184,052 = 5,184,052/x
3. Step 3: Cross multiply
   2,405,420x = 5,184,052 × 5,184,052
4. Step 4: Simplify right side
   2,405,420x = 26,874,395,138,704
5. Step 5: Solve for x
   x = 26,874,395,138,704/2,405,420
6. Step 6: Final answer
   x = 11,172,433.56