Finding the Third Proportional to 1,109,538 and 2,389,986

Step by Step Solution

1. Step 1: Write the proportion equation
   1,109,538 : 2,389,986 = 2,389,986 : x
2. Step 2: Convert to fraction form
   1,109,538/2,389,986 = 2,389,986/x
3. Step 3: Cross multiply
   1,109,538x = 2,389,986 × 2,389,986
4. Step 4: Simplify right side
   1,109,538x = 5,712,033,080,196
5. Step 5: Solve for x
   x = 5,712,033,080,196/1,109,538
6. Step 6: Final answer
   x = 5,148,118.48