Finding the Third Proportional to 7,176.09 and 17,146.69

Step by Step Solution

1. Step 1: Write the proportion equation
   7,176.09 : 17,146.69 = 17,146.69 : x
2. Step 2: Convert to fraction form
   7,176.09/17,146.69 = 17,146.69/x
3. Step 3: Cross multiply
   7,176.09x = 17,146.69 × 17,146.69
4. Step 4: Simplify right side
   7,176.09x = 294,008,892.22
5. Step 5: Solve for x
   x = 294,008,892.22/7,176.09
6. Step 6: Final answer
   x = 40,970.60