Finding the Third Proportional to 3,493.27 and 5,128.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,493.27 : 5,128.52 = 5,128.52 : x
2. Step 2: Convert to fraction form
   3,493.27/5,128.52 = 5,128.52/x
3. Step 3: Cross multiply
   3,493.27x = 5,128.52 × 5,128.52
4. Step 4: Simplify right side
   3,493.27x = 26,301,752.65
5. Step 5: Solve for x
   x = 26,301,752.65/3,493.27
6. Step 6: Final answer
   x = 7,529.27