Finding the Third Proportional to 427,989 and 1,012,147

Step by Step Solution

1. Step 1: Write the proportion equation
   427,989 : 1,012,147 = 1,012,147 : x
2. Step 2: Convert to fraction form
   427,989/1,012,147 = 1,012,147/x
3. Step 3: Cross multiply
   427,989x = 1,012,147 × 1,012,147
4. Step 4: Simplify right side
   427,989x = 1,024,441,549,609
5. Step 5: Solve for x
   x = 1,024,441,549,609/427,989
6. Step 6: Final answer
   x = 2,393,616.54