Finding the Third Proportional to 2,165,864 and 3,174,916

Step by Step Solution

1. Step 1: Write the proportion equation
   2,165,864 : 3,174,916 = 3,174,916 : x
2. Step 2: Convert to fraction form
   2,165,864/3,174,916 = 3,174,916/x
3. Step 3: Cross multiply
   2,165,864x = 3,174,916 × 3,174,916
4. Step 4: Simplify right side
   2,165,864x = 10,080,091,607,056
5. Step 5: Solve for x
   x = 10,080,091,607,056/2,165,864
6. Step 6: Final answer
   x = 4,654,074.13