Finding the Third Proportional to 591,872 and 1,304,388

Step by Step Solution

1. Step 1: Write the proportion equation
   591,872 : 1,304,388 = 1,304,388 : x
2. Step 2: Convert to fraction form
   591,872/1,304,388 = 1,304,388/x
3. Step 3: Cross multiply
   591,872x = 1,304,388 × 1,304,388
4. Step 4: Simplify right side
   591,872x = 1,701,428,054,544
5. Step 5: Solve for x
   x = 1,701,428,054,544/591,872
6. Step 6: Final answer
   x = 2,874,655.42