Finding the Third Proportional to 3,348.84 and 7,142.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,348.84 : 7,142.52 = 7,142.52 : x
2. Step 2: Convert to fraction form
   3,348.84/7,142.52 = 7,142.52/x
3. Step 3: Cross multiply
   3,348.84x = 7,142.52 × 7,142.52
4. Step 4: Simplify right side
   3,348.84x = 51,015,522.48
5. Step 5: Solve for x
   x = 51,015,522.48/3,348.84
6. Step 6: Final answer
   x = 15,233.77