Finding the Third Proportional to 1,041,228 and 2,111,430

Step by Step Solution

1. Step 1: Write the proportion equation
   1,041,228 : 2,111,430 = 2,111,430 : x
2. Step 2: Convert to fraction form
   1,041,228/2,111,430 = 2,111,430/x
3. Step 3: Cross multiply
   1,041,228x = 2,111,430 × 2,111,430
4. Step 4: Simplify right side
   1,041,228x = 4,458,136,644,900
5. Step 5: Solve for x
   x = 4,458,136,644,900/1,041,228
6. Step 6: Final answer
   x = 4,281,614.25