Finding the Third Proportional to 499,968 and 1,099,980

Step by Step Solution

1. Step 1: Write the proportion equation
   499,968 : 1,099,980 = 1,099,980 : x
2. Step 2: Convert to fraction form
   499,968/1,099,980 = 1,099,980/x
3. Step 3: Cross multiply
   499,968x = 1,099,980 × 1,099,980
4. Step 4: Simplify right side
   499,968x = 1,209,956,000,400
5. Step 5: Solve for x
   x = 1,209,956,000,400/499,968
6. Step 6: Final answer
   x = 2,420,066.89