Finding the Third Proportional to 282,784 and 666,980.50

Step by Step Solution

1. Step 1: Write the proportion equation
   282,784 : 666,980.50 = 666,980.50 : x
2. Step 2: Convert to fraction form
   282,784/666,980.50 = 666,980.50/x
3. Step 3: Cross multiply
   282,784x = 666,980.50 × 666,980.50
4. Step 4: Simplify right side
   282,784x = 444,862,987,380.25
5. Step 5: Solve for x
   x = 444,862,987,380.25/282,784
6. Step 6: Final answer
   x = 1,573,154.73