Finding the Third Proportional to 1,070,640 and 1,576,368

Step by Step Solution

1. Step 1: Write the proportion equation
   1,070,640 : 1,576,368 = 1,576,368 : x
2. Step 2: Convert to fraction form
   1,070,640/1,576,368 = 1,576,368/x
3. Step 3: Cross multiply
   1,070,640x = 1,576,368 × 1,576,368
4. Step 4: Simplify right side
   1,070,640x = 2,484,936,071,424
5. Step 5: Solve for x
   x = 2,484,936,071,424/1,070,640
6. Step 6: Final answer
   x = 2,320,981.91