Finding the Third Proportional to 1,836,360 and 3,997,900

Step by Step Solution

1. Step 1: Write the proportion equation
   1,836,360 : 3,997,900 = 3,997,900 : x
2. Step 2: Convert to fraction form
   1,836,360/3,997,900 = 3,997,900/x
3. Step 3: Cross multiply
   1,836,360x = 3,997,900 × 3,997,900
4. Step 4: Simplify right side
   1,836,360x = 15,983,204,410,000
5. Step 5: Solve for x
   x = 15,983,204,410,000/1,836,360
6. Step 6: Final answer
   x = 8,703,742.41