Finding the Third Proportional to 970,440 and 2,105,805

Step by Step Solution

1. Step 1: Write the proportion equation
   970,440 : 2,105,805 = 2,105,805 : x
2. Step 2: Convert to fraction form
   970,440/2,105,805 = 2,105,805/x
3. Step 3: Cross multiply
   970,440x = 2,105,805 × 2,105,805
4. Step 4: Simplify right side
   970,440x = 4,434,414,698,025
5. Step 5: Solve for x
   x = 4,434,414,698,025/970,440
6. Step 6: Final answer
   x = 4,569,488.79