Finding the Third Proportional to 18,472.88 and 27,903.38

Step by Step Solution

1. Step 1: Write the proportion equation
   18,472.88 : 27,903.38 = 27,903.38 : x
2. Step 2: Convert to fraction form
   18,472.88/27,903.38 = 27,903.38/x
3. Step 3: Cross multiply
   18,472.88x = 27,903.38 × 27,903.38
4. Step 4: Simplify right side
   18,472.88x = 778,598,336.39
5. Step 5: Solve for x
   x = 778,598,336.39/18,472.88
6. Step 6: Final answer
   x = 42,148.19