Finding the Third Proportional to 1,540,680 and 2,253,960

Step by Step Solution

1. Step 1: Write the proportion equation
   1,540,680 : 2,253,960 = 2,253,960 : x
2. Step 2: Convert to fraction form
   1,540,680/2,253,960 = 2,253,960/x
3. Step 3: Cross multiply
   1,540,680x = 2,253,960 × 2,253,960
4. Step 4: Simplify right side
   1,540,680x = 5,080,335,681,600
5. Step 5: Solve for x
   x = 5,080,335,681,600/1,540,680
6. Step 6: Final answer
   x = 3,297,463.25