Finding the Third Proportional to 3,595.50 and 8,404.88

Step by Step Solution

1. Step 1: Write the proportion equation
   3,595.50 : 8,404.88 = 8,404.88 : x
2. Step 2: Convert to fraction form
   3,595.50/8,404.88 = 8,404.88/x
3. Step 3: Cross multiply
   3,595.50x = 8,404.88 × 8,404.88
4. Step 4: Simplify right side
   3,595.50x = 70,641,923.77
5. Step 5: Solve for x
   x = 70,641,923.77/3,595.50
6. Step 6: Final answer
   x = 19,647.32