Finding the Third Proportional to 18,088.50 and 39,104.25

Step by Step Solution

1. Step 1: Write the proportion equation
   18,088.50 : 39,104.25 = 39,104.25 : x
2. Step 2: Convert to fraction form
   18,088.50/39,104.25 = 39,104.25/x
3. Step 3: Cross multiply
   18,088.50x = 39,104.25 × 39,104.25
4. Step 4: Simplify right side
   18,088.50x = 1,529,142,368.06
5. Step 5: Solve for x
   x = 1,529,142,368.06/18,088.50
6. Step 6: Final answer
   x = 84,536.71