Finding the Third Proportional to 488,112 and 1,000,009

Step by Step Solution

1. Step 1: Write the proportion equation
   488,112 : 1,000,009 = 1,000,009 : x
2. Step 2: Convert to fraction form
   488,112/1,000,009 = 1,000,009/x
3. Step 3: Cross multiply
   488,112x = 1,000,009 × 1,000,009
4. Step 4: Simplify right side
   488,112x = 1,000,018,000,081
5. Step 5: Solve for x
   x = 1,000,018,000,081/488,112
6. Step 6: Final answer
   x = 2,048,747.01