Finding the Third Proportional to 1,242,110 and 2,661,286

Step by Step Solution

1. Step 1: Write the proportion equation
   1,242,110 : 2,661,286 = 2,661,286 : x
2. Step 2: Convert to fraction form
   1,242,110/2,661,286 = 2,661,286/x
3. Step 3: Cross multiply
   1,242,110x = 2,661,286 × 2,661,286
4. Step 4: Simplify right side
   1,242,110x = 7,082,443,173,796
5. Step 5: Solve for x
   x = 7,082,443,173,796/1,242,110
6. Step 6: Final answer
   x = 5,701,945.22