Finding the Third Proportional to 1,273,200 and 2,770,320

Step by Step Solution

1. Step 1: Write the proportion equation
   1,273,200 : 2,770,320 = 2,770,320 : x
2. Step 2: Convert to fraction form
   1,273,200/2,770,320 = 2,770,320/x
3. Step 3: Cross multiply
   1,273,200x = 2,770,320 × 2,770,320
4. Step 4: Simplify right side
   1,273,200x = 7,674,672,902,400
5. Step 5: Solve for x
   x = 7,674,672,902,400/1,273,200
6. Step 6: Final answer
   x = 6,027,861.22