Finding the Third Proportional to 4,688.30 and 7,019.16

Step by Step Solution

1. Step 1: Write the proportion equation
   4,688.30 : 7,019.16 = 7,019.16 : x
2. Step 2: Convert to fraction form
   4,688.30/7,019.16 = 7,019.16/x
3. Step 3: Cross multiply
   4,688.30x = 7,019.16 × 7,019.16
4. Step 4: Simplify right side
   4,688.30x = 49,268,554.46
5. Step 5: Solve for x
   x = 49,268,554.46/4,688.30
6. Step 6: Final answer
   x = 10,508.84