Finding the Third Proportional to 1,821,266 and 2,759,124

Step by Step Solution

1. Step 1: Write the proportion equation
   1,821,266 : 2,759,124 = 2,759,124 : x
2. Step 2: Convert to fraction form
   1,821,266/2,759,124 = 2,759,124/x
3. Step 3: Cross multiply
   1,821,266x = 2,759,124 × 2,759,124
4. Step 4: Simplify right side
   1,821,266x = 7,612,765,247,376
5. Step 5: Solve for x
   x = 7,612,765,247,376/1,821,266
6. Step 6: Final answer
   x = 4,179,930.47