Finding the Third Proportional to 81,784.69 and 173,304.56

Step by Step Solution

1. Step 1: Write the proportion equation
   81,784.69 : 173,304.56 = 173,304.56 : x
2. Step 2: Convert to fraction form
   81,784.69/173,304.56 = 173,304.56/x
3. Step 3: Cross multiply
   81,784.69x = 173,304.56 × 173,304.56
4. Step 4: Simplify right side
   81,784.69x = 30,034,471,383.32
5. Step 5: Solve for x
   x = 30,034,471,383.32/81,784.69
6. Step 6: Final answer
   x = 367,238.32