Finding the Third Proportional to 739,318 and 1,589,048

Step by Step Solution

1. Step 1: Write the proportion equation
   739,318 : 1,589,048 = 1,589,048 : x
2. Step 2: Convert to fraction form
   739,318/1,589,048 = 1,589,048/x
3. Step 3: Cross multiply
   739,318x = 1,589,048 × 1,589,048
4. Step 4: Simplify right side
   739,318x = 2,525,073,546,304
5. Step 5: Solve for x
   x = 2,525,073,546,304/739,318
6. Step 6: Final answer
   x = 3,415,409.26