Finding the Third Proportional to 1,621.27 and 3,504.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,621.27 : 3,504.52 = 3,504.52 : x
2. Step 2: Convert to fraction form
   1,621.27/3,504.52 = 3,504.52/x
3. Step 3: Cross multiply
   1,621.27x = 3,504.52 × 3,504.52
4. Step 4: Simplify right side
   1,621.27x = 12,281,629.77
5. Step 5: Solve for x
   x = 12,281,629.77/1,621.27
6. Step 6: Final answer
   x = 7,575.33