Finding the Third Proportional to 17,242.88 and 35,211.38

Step by Step Solution

1. Step 1: Write the proportion equation
   17,242.88 : 35,211.38 = 35,211.38 : x
2. Step 2: Convert to fraction form
   17,242.88/35,211.38 = 35,211.38/x
3. Step 3: Cross multiply
   17,242.88x = 35,211.38 × 35,211.38
4. Step 4: Simplify right side
   17,242.88x = 1,239,840,929.39
5. Step 5: Solve for x
   x = 1,239,840,929.39/17,242.88
6. Step 6: Final answer
   x = 71,904.54