Finding the Third Proportional to 1,258,310 and 2,716,844

Step by Step Solution

1. Step 1: Write the proportion equation
   1,258,310 : 2,716,844 = 2,716,844 : x
2. Step 2: Convert to fraction form
   1,258,310/2,716,844 = 2,716,844/x
3. Step 3: Cross multiply
   1,258,310x = 2,716,844 × 2,716,844
4. Step 4: Simplify right side
   1,258,310x = 7,381,241,320,336
5. Step 5: Solve for x
   x = 7,381,241,320,336/1,258,310
6. Step 6: Final answer
   x = 5,865,995.92