Finding the Third Proportional to 2,381,064 and 5,619,678

Step by Step Solution

1. Step 1: Write the proportion equation
   2,381,064 : 5,619,678 = 5,619,678 : x
2. Step 2: Convert to fraction form
   2,381,064/5,619,678 = 5,619,678/x
3. Step 3: Cross multiply
   2,381,064x = 5,619,678 × 5,619,678
4. Step 4: Simplify right side
   2,381,064x = 31,580,780,823,684
5. Step 5: Solve for x
   x = 31,580,780,823,684/2,381,064
6. Step 6: Final answer
   x = 13,263,306.16