Finding the Third Proportional to 344,574 and 710,653.50

Step by Step Solution

1. Step 1: Write the proportion equation
   344,574 : 710,653.50 = 710,653.50 : x
2. Step 2: Convert to fraction form
   344,574/710,653.50 = 710,653.50/x
3. Step 3: Cross multiply
   344,574x = 710,653.50 × 710,653.50
4. Step 4: Simplify right side
   344,574x = 505,028,397,062.25
5. Step 5: Solve for x
   x = 505,028,397,062.25/344,574
6. Step 6: Final answer
   x = 1,465,660.20