Finding the Third Proportional to 18,030.94 and 39,236.48

Step by Step Solution

1. Step 1: Write the proportion equation
   18,030.94 : 39,236.48 = 39,236.48 : x
2. Step 2: Convert to fraction form
   18,030.94/39,236.48 = 39,236.48/x
3. Step 3: Cross multiply
   18,030.94x = 39,236.48 × 39,236.48
4. Step 4: Simplify right side
   18,030.94x = 1,539,501,706.11
5. Step 5: Solve for x
   x = 1,539,501,706.11/18,030.94
6. Step 6: Final answer
   x = 85,381.12