Finding the Third Proportional to 5,868,509 and 12,443,554

Step by Step Solution

1. Step 1: Write the proportion equation
   5,868,509 : 12,443,554 = 12,443,554 : x
2. Step 2: Convert to fraction form
   5,868,509/12,443,554 = 12,443,554/x
3. Step 3: Cross multiply
   5,868,509x = 12,443,554 × 12,443,554
4. Step 4: Simplify right side
   5,868,509x = 154,842,036,150,916
5. Step 5: Solve for x
   x = 154,842,036,150,916/5,868,509
6. Step 6: Final answer
   x = 26,385,243.02