Finding the Third Proportional to 4,013,838 and 5,721,813

Step by Step Solution

1. Step 1: Write the proportion equation
   4,013,838 : 5,721,813 = 5,721,813 : x
2. Step 2: Convert to fraction form
   4,013,838/5,721,813 = 5,721,813/x
3. Step 3: Cross multiply
   4,013,838x = 5,721,813 × 5,721,813
4. Step 4: Simplify right side
   4,013,838x = 32,739,144,006,969
5. Step 5: Solve for x
   x = 32,739,144,006,969/4,013,838
6. Step 6: Final answer
   x = 8,156,568.35