Finding the Third Proportional to 1,921,685 and 2,824,695

Step by Step Solution

1. Step 1: Write the proportion equation
   1,921,685 : 2,824,695 = 2,824,695 : x
2. Step 2: Convert to fraction form
   1,921,685/2,824,695 = 2,824,695/x
3. Step 3: Cross multiply
   1,921,685x = 2,824,695 × 2,824,695
4. Step 4: Simplify right side
   1,921,685x = 7,978,901,843,025
5. Step 5: Solve for x
   x = 7,978,901,843,025/1,921,685
6. Step 6: Final answer
   x = 4,152,034.20