Finding the Third Proportional to 461,405.25 and 988,419

Step by Step Solution

1. Step 1: Write the proportion equation
   461,405.25 : 988,419 = 988,419 : x
2. Step 2: Convert to fraction form
   461,405.25/988,419 = 988,419/x
3. Step 3: Cross multiply
   461,405.25x = 988,419 × 988,419
4. Step 4: Simplify right side
   461,405.25x = 976,972,119,561
5. Step 5: Solve for x
   x = 976,972,119,561/461,405.25
6. Step 6: Final answer
   x = 2,117,384.06