Finding the Third Proportional to 5,640,834 and 8,593,443

Step by Step Solution

1. Step 1: Write the proportion equation
   5,640,834 : 8,593,443 = 8,593,443 : x
2. Step 2: Convert to fraction form
   5,640,834/8,593,443 = 8,593,443/x
3. Step 3: Cross multiply
   5,640,834x = 8,593,443 × 8,593,443
4. Step 4: Simplify right side
   5,640,834x = 73,847,262,594,249
5. Step 5: Solve for x
   x = 73,847,262,594,249/5,640,834
6. Step 6: Final answer
   x = 13,091,550.40