Finding the Third Proportional to 1,316,664 and 1,966,368

Step by Step Solution

1. Step 1: Write the proportion equation
   1,316,664 : 1,966,368 = 1,966,368 : x
2. Step 2: Convert to fraction form
   1,316,664/1,966,368 = 1,966,368/x
3. Step 3: Cross multiply
   1,316,664x = 1,966,368 × 1,966,368
4. Step 4: Simplify right side
   1,316,664x = 3,866,603,111,424
5. Step 5: Solve for x
   x = 3,866,603,111,424/1,316,664
6. Step 6: Final answer
   x = 2,936,666.54