Finding the Third Proportional to 4,370.06 and 9,516.09

Step by Step Solution

1. Step 1: Write the proportion equation
   4,370.06 : 9,516.09 = 9,516.09 : x
2. Step 2: Convert to fraction form
   4,370.06/9,516.09 = 9,516.09/x
3. Step 3: Cross multiply
   4,370.06x = 9,516.09 × 9,516.09
4. Step 4: Simplify right side
   4,370.06x = 90,556,040.26
5. Step 5: Solve for x
   x = 90,556,040.26/4,370.06
6. Step 6: Final answer
   x = 20,721.91