Finding the Third Proportional to 1,281,984 and 1,992,900

Step by Step Solution

1. Step 1: Write the proportion equation
   1,281,984 : 1,992,900 = 1,992,900 : x
2. Step 2: Convert to fraction form
   1,281,984/1,992,900 = 1,992,900/x
3. Step 3: Cross multiply
   1,281,984x = 1,992,900 × 1,992,900
4. Step 4: Simplify right side
   1,281,984x = 3,971,650,410,000
5. Step 5: Solve for x
   x = 3,971,650,410,000/1,281,984
6. Step 6: Final answer
   x = 3,098,049.91