Finding the Third Proportional to 709,223.50 and 1,064,564.50

Step by Step Solution

1. Step 1: Write the proportion equation
   709,223.50 : 1,064,564.50 = 1,064,564.50 : x
2. Step 2: Convert to fraction form
   709,223.50/1,064,564.50 = 1,064,564.50/x
3. Step 3: Cross multiply
   709,223.50x = 1,064,564.50 × 1,064,564.50
4. Step 4: Simplify right side
   709,223.50x = 1,133,297,574,660.25
5. Step 5: Solve for x
   x = 1,133,297,574,660.25/709,223.50
6. Step 6: Final answer
   x = 1,597,941.37