Finding the Third Proportional to 37,447.31 and 50,609.81

Step by Step Solution

1. Step 1: Write the proportion equation
   37,447.31 : 50,609.81 = 50,609.81 : x
2. Step 2: Convert to fraction form
   37,447.31/50,609.81 = 50,609.81/x
3. Step 3: Cross multiply
   37,447.31x = 50,609.81 × 50,609.81
4. Step 4: Simplify right side
   37,447.31x = 2,561,353,121.29
5. Step 5: Solve for x
   x = 2,561,353,121.29/37,447.31
6. Step 6: Final answer
   x = 68,398.85