Finding the Third Proportional to 3,042.25 and 4,429.53

Step by Step Solution

1. Step 1: Write the proportion equation
   3,042.25 : 4,429.53 = 4,429.53 : x
2. Step 2: Convert to fraction form
   3,042.25/4,429.53 = 4,429.53/x
3. Step 3: Cross multiply
   3,042.25x = 4,429.53 × 4,429.53
4. Step 4: Simplify right side
   3,042.25x = 19,620,729.79
5. Step 5: Solve for x
   x = 19,620,729.79/3,042.25
6. Step 6: Final answer
   x = 6,449.42