Finding the Third Proportional to 1,258,056 and 2,716,368

Step by Step Solution

1. Step 1: Write the proportion equation
   1,258,056 : 2,716,368 = 2,716,368 : x
2. Step 2: Convert to fraction form
   1,258,056/2,716,368 = 2,716,368/x
3. Step 3: Cross multiply
   1,258,056x = 2,716,368 × 2,716,368
4. Step 4: Simplify right side
   1,258,056x = 7,378,655,111,424
5. Step 5: Solve for x
   x = 7,378,655,111,424/1,258,056
6. Step 6: Final answer
   x = 5,865,124.53