Finding the Third Proportional to 4,620.38 and 7,109.02

Step by Step Solution

1. Step 1: Write the proportion equation
   4,620.38 : 7,109.02 = 7,109.02 : x
2. Step 2: Convert to fraction form
   4,620.38/7,109.02 = 7,109.02/x
3. Step 3: Cross multiply
   4,620.38x = 7,109.02 × 7,109.02
4. Step 4: Simplify right side
   4,620.38x = 50,538,103.16
5. Step 5: Solve for x
   x = 50,538,103.16/4,620.38
6. Step 6: Final answer
   x = 10,938.10