Finding the Third Proportional to 1,719,417 and 3,578,382

Step by Step Solution

1. Step 1: Write the proportion equation
   1,719,417 : 3,578,382 = 3,578,382 : x
2. Step 2: Convert to fraction form
   1,719,417/3,578,382 = 3,578,382/x
3. Step 3: Cross multiply
   1,719,417x = 3,578,382 × 3,578,382
4. Step 4: Simplify right side
   1,719,417x = 12,804,817,737,924
5. Step 5: Solve for x
   x = 12,804,817,737,924/1,719,417
6. Step 6: Final answer
   x = 7,447,185.73