Finding the Third Proportional to 423,795 and 1,000,221

Step by Step Solution

1. Step 1: Write the proportion equation
   423,795 : 1,000,221 = 1,000,221 : x
2. Step 2: Convert to fraction form
   423,795/1,000,221 = 1,000,221/x
3. Step 3: Cross multiply
   423,795x = 1,000,221 × 1,000,221
4. Step 4: Simplify right side
   423,795x = 1,000,442,048,841
5. Step 5: Solve for x
   x = 1,000,442,048,841/423,795
6. Step 6: Final answer
   x = 2,360,674.50