Finding the Third Proportional to 50,992.50 and 71,681.81

Step by Step Solution

1. Step 1: Write the proportion equation
   50,992.50 : 71,681.81 = 71,681.81 : x
2. Step 2: Convert to fraction form
   50,992.50/71,681.81 = 71,681.81/x
3. Step 3: Cross multiply
   50,992.50x = 71,681.81 × 71,681.81
4. Step 4: Simplify right side
   50,992.50x = 5,138,282,243.29
5. Step 5: Solve for x
   x = 5,138,282,243.29/50,992.50
6. Step 6: Final answer
   x = 100,765.45