Finding the Third Proportional to 3,354.19 and 7,285.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,354.19 : 7,285.50 = 7,285.50 : x
2. Step 2: Convert to fraction form
   3,354.19/7,285.50 = 7,285.50/x
3. Step 3: Cross multiply
   3,354.19x = 7,285.50 × 7,285.50
4. Step 4: Simplify right side
   3,354.19x = 53,078,510.25
5. Step 5: Solve for x
   x = 53,078,510.25/3,354.19
6. Step 6: Final answer
   x = 15,824.55