Finding the Third Proportional to 1,489,836 and 2,306,424

Step by Step Solution

1. Step 1: Write the proportion equation
   1,489,836 : 2,306,424 = 2,306,424 : x
2. Step 2: Convert to fraction form
   1,489,836/2,306,424 = 2,306,424/x
3. Step 3: Cross multiply
   1,489,836x = 2,306,424 × 2,306,424
4. Step 4: Simplify right side
   1,489,836x = 5,319,591,667,776
5. Step 5: Solve for x
   x = 5,319,591,667,776/1,489,836
6. Step 6: Final answer
   x = 3,570,588.75