Finding the Third Proportional to 3,432.38 and 7,574.77

Step by Step Solution

1. Step 1: Write the proportion equation
   3,432.38 : 7,574.77 = 7,574.77 : x
2. Step 2: Convert to fraction form
   3,432.38/7,574.77 = 7,574.77/x
3. Step 3: Cross multiply
   3,432.38x = 7,574.77 × 7,574.77
4. Step 4: Simplify right side
   3,432.38x = 57,377,074.27
5. Step 5: Solve for x
   x = 57,377,074.27/3,432.38
6. Step 6: Final answer
   x = 16,716.44