Finding the Third Proportional to 18,457.88 and 39,133.13

Step by Step Solution

1. Step 1: Write the proportion equation
   18,457.88 : 39,133.13 = 39,133.13 : x
2. Step 2: Convert to fraction form
   18,457.88/39,133.13 = 39,133.13/x
3. Step 3: Cross multiply
   18,457.88x = 39,133.13 × 39,133.13
4. Step 4: Simplify right side
   18,457.88x = 1,531,401,472.27
5. Step 5: Solve for x
   x = 1,531,401,472.27/18,457.88
6. Step 6: Final answer
   x = 82,967.38