Finding the Third Proportional to 3,475.50 and 7,238.63

Step by Step Solution

1. Step 1: Write the proportion equation
   3,475.50 : 7,238.63 = 7,238.63 : x
2. Step 2: Convert to fraction form
   3,475.50/7,238.63 = 7,238.63/x
3. Step 3: Cross multiply
   3,475.50x = 7,238.63 × 7,238.63
4. Step 4: Simplify right side
   3,475.50x = 52,397,691.89
5. Step 5: Solve for x
   x = 52,397,691.89/3,475.50
6. Step 6: Final answer
   x = 15,076.30