Finding the Third Proportional to 18,452.81 and 38,773.69

Step by Step Solution

1. Step 1: Write the proportion equation
   18,452.81 : 38,773.69 = 38,773.69 : x
2. Step 2: Convert to fraction form
   18,452.81/38,773.69 = 38,773.69/x
3. Step 3: Cross multiply
   18,452.81x = 38,773.69 × 38,773.69
4. Step 4: Simplify right side
   18,452.81x = 1,503,398,842.35
5. Step 5: Solve for x
   x = 1,503,398,842.35/18,452.81
6. Step 6: Final answer
   x = 81,472.61