Finding the Third Proportional to 709,373 and 1,556,590

Step by Step Solution

1. Step 1: Write the proportion equation
   709,373 : 1,556,590 = 1,556,590 : x
2. Step 2: Convert to fraction form
   709,373/1,556,590 = 1,556,590/x
3. Step 3: Cross multiply
   709,373x = 1,556,590 × 1,556,590
4. Step 4: Simplify right side
   709,373x = 2,422,972,428,100
5. Step 5: Solve for x
   x = 2,422,972,428,100/709,373
6. Step 6: Final answer
   x = 3,415,653.58