Finding the Third Proportional to 3,119.63 and 4,483.69

Step by Step Solution

1. Step 1: Write the proportion equation
   3,119.63 : 4,483.69 = 4,483.69 : x
2. Step 2: Convert to fraction form
   3,119.63/4,483.69 = 4,483.69/x
3. Step 3: Cross multiply
   3,119.63x = 4,483.69 × 4,483.69
4. Step 4: Simplify right side
   3,119.63x = 20,103,453.60
5. Step 5: Solve for x
   x = 20,103,453.60/3,119.63
6. Step 6: Final answer
   x = 6,444.19