Finding the Third Proportional to 1,719,368 and 3,578,286

Step by Step Solution

1. Step 1: Write the proportion equation
   1,719,368 : 3,578,286 = 3,578,286 : x
2. Step 2: Convert to fraction form
   1,719,368/3,578,286 = 3,578,286/x
3. Step 3: Cross multiply
   1,719,368x = 3,578,286 × 3,578,286
4. Step 4: Simplify right side
   1,719,368x = 12,804,130,697,796
5. Step 5: Solve for x
   x = 12,804,130,697,796/1,719,368
6. Step 6: Final answer
   x = 7,446,998.37