Finding the Third Proportional to 282,748.50 and 605,410.50

Step by Step Solution

1. Step 1: Write the proportion equation
   282,748.50 : 605,410.50 = 605,410.50 : x
2. Step 2: Convert to fraction form
   282,748.50/605,410.50 = 605,410.50/x
3. Step 3: Cross multiply
   282,748.50x = 605,410.50 × 605,410.50
4. Step 4: Simplify right side
   282,748.50x = 366,521,873,510.25
5. Step 5: Solve for x
   x = 366,521,873,510.25/282,748.50
6. Step 6: Final answer
   x = 1,296,282.29