Finding the Third Proportional to 2,111,210 and 4,554,196

Step by Step Solution

1. Step 1: Write the proportion equation
   2,111,210 : 4,554,196 = 4,554,196 : x
2. Step 2: Convert to fraction form
   2,111,210/4,554,196 = 4,554,196/x
3. Step 3: Cross multiply
   2,111,210x = 4,554,196 × 4,554,196
4. Step 4: Simplify right side
   2,111,210x = 20,740,701,206,416
5. Step 5: Solve for x
   x = 20,740,701,206,416/2,111,210
6. Step 6: Final answer
   x = 9,824,082.50