Finding the Third Proportional to 2,534,880 and 5,636,511

Step by Step Solution

1. Step 1: Write the proportion equation
   2,534,880 : 5,636,511 = 5,636,511 : x
2. Step 2: Convert to fraction form
   2,534,880/5,636,511 = 5,636,511/x
3. Step 3: Cross multiply
   2,534,880x = 5,636,511 × 5,636,511
4. Step 4: Simplify right side
   2,534,880x = 31,770,256,253,121
5. Step 5: Solve for x
   x = 31,770,256,253,121/2,534,880
6. Step 6: Final answer
   x = 12,533,238.75