Finding the Third Proportional to 4,013,857 and 5,721,824

Step by Step Solution

1. Step 1: Write the proportion equation
   4,013,857 : 5,721,824 = 5,721,824 : x
2. Step 2: Convert to fraction form
   4,013,857/5,721,824 = 5,721,824/x
3. Step 3: Cross multiply
   4,013,857x = 5,721,824 × 5,721,824
4. Step 4: Simplify right side
   4,013,857x = 32,739,269,886,976
5. Step 5: Solve for x
   x = 32,739,269,886,976/4,013,857
6. Step 6: Final answer
   x = 8,156,561.10