Finding the Third Proportional to 30,582.56 and 67,179.38

Step by Step Solution

1. Step 1: Write the proportion equation
   30,582.56 : 67,179.38 = 67,179.38 : x
2. Step 2: Convert to fraction form
   30,582.56/67,179.38 = 67,179.38/x
3. Step 3: Cross multiply
   30,582.56x = 67,179.38 × 67,179.38
4. Step 4: Simplify right side
   30,582.56x = 4,513,068,425.39
5. Step 5: Solve for x
   x = 4,513,068,425.39/30,582.56
6. Step 6: Final answer
   x = 147,569.99