Finding the Third Proportional to 483,139.50 and 709,947

Step by Step Solution

1. Step 1: Write the proportion equation
   483,139.50 : 709,947 = 709,947 : x
2. Step 2: Convert to fraction form
   483,139.50/709,947 = 709,947/x
3. Step 3: Cross multiply
   483,139.50x = 709,947 × 709,947
4. Step 4: Simplify right side
   483,139.50x = 504,024,742,809
5. Step 5: Solve for x
   x = 504,024,742,809/483,139.50
6. Step 6: Final answer
   x = 1,043,228.18