Finding the Third Proportional to 671,584 and 1,461,320

Step by Step Solution

1. Step 1: Write the proportion equation
   671,584 : 1,461,320 = 1,461,320 : x
2. Step 2: Convert to fraction form
   671,584/1,461,320 = 1,461,320/x
3. Step 3: Cross multiply
   671,584x = 1,461,320 × 1,461,320
4. Step 4: Simplify right side
   671,584x = 2,135,456,142,400
5. Step 5: Solve for x
   x = 2,135,456,142,400/671,584
6. Step 6: Final answer
   x = 3,179,730.52