Finding the Third Proportional to 1,281,986 and 1,992,903

Step by Step Solution

1. Step 1: Write the proportion equation
   1,281,986 : 1,992,903 = 1,992,903 : x
2. Step 2: Convert to fraction form
   1,281,986/1,992,903 = 1,992,903/x
3. Step 3: Cross multiply
   1,281,986x = 1,992,903 × 1,992,903
4. Step 4: Simplify right side
   1,281,986x = 3,971,662,367,409
5. Step 5: Solve for x
   x = 3,971,662,367,409/1,281,986
6. Step 6: Final answer
   x = 3,098,054.40