Finding the Third Proportional to 282,792.50 and 606,065.50

Step by Step Solution

1. Step 1: Write the proportion equation
   282,792.50 : 606,065.50 = 606,065.50 : x
2. Step 2: Convert to fraction form
   282,792.50/606,065.50 = 606,065.50/x
3. Step 3: Cross multiply
   282,792.50x = 606,065.50 × 606,065.50
4. Step 4: Simplify right side
   282,792.50x = 367,315,390,290.25
5. Step 5: Solve for x
   x = 367,315,390,290.25/282,792.50
6. Step 6: Final answer
   x = 1,298,886.61