Finding the Third Proportional to 598,436 and 1,309,479

Step by Step Solution

1. Step 1: Write the proportion equation
   598,436 : 1,309,479 = 1,309,479 : x
2. Step 2: Convert to fraction form
   598,436/1,309,479 = 1,309,479/x
3. Step 3: Cross multiply
   598,436x = 1,309,479 × 1,309,479
4. Step 4: Simplify right side
   598,436x = 1,714,735,251,441
5. Step 5: Solve for x
   x = 1,714,735,251,441/598,436
6. Step 6: Final answer
   x = 2,865,361.13