Finding the Third Proportional to 965,857 and 2,111,210

Step by Step Solution

1. Step 1: Write the proportion equation
   965,857 : 2,111,210 = 2,111,210 : x
2. Step 2: Convert to fraction form
   965,857/2,111,210 = 2,111,210/x
3. Step 3: Cross multiply
   965,857x = 2,111,210 × 2,111,210
4. Step 4: Simplify right side
   965,857x = 4,457,207,664,100
5. Step 5: Solve for x
   x = 4,457,207,664,100/965,857
6. Step 6: Final answer
   x = 4,614,769.75