Finding the Third Proportional to 591,313.50 and 845,568

Step by Step Solution

1. Step 1: Write the proportion equation
   591,313.50 : 845,568 = 845,568 : x
2. Step 2: Convert to fraction form
   591,313.50/845,568 = 845,568/x
3. Step 3: Cross multiply
   591,313.50x = 845,568 × 845,568
4. Step 4: Simplify right side
   591,313.50x = 714,985,242,624
5. Step 5: Solve for x
   x = 714,985,242,624/591,313.50
6. Step 6: Final answer
   x = 1,209,147.50