Finding the Third Proportional to 670,274 and 1,436,492

Step by Step Solution

1. Step 1: Write the proportion equation
   670,274 : 1,436,492 = 1,436,492 : x
2. Step 2: Convert to fraction form
   670,274/1,436,492 = 1,436,492/x
3. Step 3: Cross multiply
   670,274x = 1,436,492 × 1,436,492
4. Step 4: Simplify right side
   670,274x = 2,063,509,266,064
5. Step 5: Solve for x
   x = 2,063,509,266,064/670,274
6. Step 6: Final answer
   x = 3,078,605.56