Finding the Third Proportional to 4,013,860 and 5,721,828

Step by Step Solution

1. Step 1: Write the proportion equation
   4,013,860 : 5,721,828 = 5,721,828 : x
2. Step 2: Convert to fraction form
   4,013,860/5,721,828 = 5,721,828/x
3. Step 3: Cross multiply
   4,013,860x = 5,721,828 × 5,721,828
4. Step 4: Simplify right side
   4,013,860x = 32,739,315,661,584
5. Step 5: Solve for x
   x = 32,739,315,661,584/4,013,860
6. Step 6: Final answer
   x = 8,156,566.41