Finding the Third Proportional to 9,996.47 and 23,142.09

Step by Step Solution

1. Step 1: Write the proportion equation
   9,996.47 : 23,142.09 = 23,142.09 : x
2. Step 2: Convert to fraction form
   9,996.47/23,142.09 = 23,142.09/x
3. Step 3: Cross multiply
   9,996.47x = 23,142.09 × 23,142.09
4. Step 4: Simplify right side
   9,996.47x = 535,556,503.13
5. Step 5: Solve for x
   x = 535,556,503.13/9,996.47
6. Step 6: Final answer
   x = 53,574.57