Finding the Third Proportional to 2,590,164 and 3,921,372

Step by Step Solution

1. Step 1: Write the proportion equation
   2,590,164 : 3,921,372 = 3,921,372 : x
2. Step 2: Convert to fraction form
   2,590,164/3,921,372 = 3,921,372/x
3. Step 3: Cross multiply
   2,590,164x = 3,921,372 × 3,921,372
4. Step 4: Simplify right side
   2,590,164x = 15,377,158,362,384
5. Step 5: Solve for x
   x = 15,377,158,362,384/2,590,164
6. Step 6: Final answer
   x = 5,936,750.86