Finding the Third Proportional to 302,751.75 and 713,670

Step by Step Solution

1. Step 1: Write the proportion equation
   302,751.75 : 713,670 = 713,670 : x
2. Step 2: Convert to fraction form
   302,751.75/713,670 = 713,670/x
3. Step 3: Cross multiply
   302,751.75x = 713,670 × 713,670
4. Step 4: Simplify right side
   302,751.75x = 509,324,868,900
5. Step 5: Solve for x
   x = 509,324,868,900/302,751.75
6. Step 6: Final answer
   x = 1,682,318.50