Finding the Third Proportional to 30,685.50 and 54,246.38

Step by Step Solution

1. Step 1: Write the proportion equation
   30,685.50 : 54,246.38 = 54,246.38 : x
2. Step 2: Convert to fraction form
   30,685.50/54,246.38 = 54,246.38/x
3. Step 3: Cross multiply
   30,685.50x = 54,246.38 × 54,246.38
4. Step 4: Simplify right side
   30,685.50x = 2,942,669,200.64
5. Step 5: Solve for x
   x = 2,942,669,200.64/30,685.50
6. Step 6: Final answer
   x = 95,897.71