Finding the Third Proportional to 4,621.63 and 7,103.88

Step by Step Solution

1. Step 1: Write the proportion equation
   4,621.63 : 7,103.88 = 7,103.88 : x
2. Step 2: Convert to fraction form
   4,621.63/7,103.88 = 7,103.88/x
3. Step 3: Cross multiply
   4,621.63x = 7,103.88 × 7,103.88
4. Step 4: Simplify right side
   4,621.63x = 50,465,040.02
5. Step 5: Solve for x
   x = 50,465,040.02/4,621.63
6. Step 6: Final answer
   x = 10,919.33