Finding the Third Proportional to 3,934 and 5,345.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,934 : 5,345.50 = 5,345.50 : x
2. Step 2: Convert to fraction form
   3,934/5,345.50 = 5,345.50/x
3. Step 3: Cross multiply
   3,934x = 5,345.50 × 5,345.50
4. Step 4: Simplify right side
   3,934x = 28,574,370.25
5. Step 5: Solve for x
   x = 28,574,370.25/3,934
6. Step 6: Final answer
   x = 7,263.44