Finding the Third Proportional to 281,429.50 and 574,320.50

Step by Step Solution

1. Step 1: Write the proportion equation
   281,429.50 : 574,320.50 = 574,320.50 : x
2. Step 2: Convert to fraction form
   281,429.50/574,320.50 = 574,320.50/x
3. Step 3: Cross multiply
   281,429.50x = 574,320.50 × 574,320.50
4. Step 4: Simplify right side
   281,429.50x = 329,844,036,720.25
5. Step 5: Solve for x
   x = 329,844,036,720.25/281,429.50
6. Step 6: Final answer
   x = 1,172,030.78