Finding the Third Proportional to 181,182.50 and 384,289

Step by Step Solution

1. Step 1: Write the proportion equation
   181,182.50 : 384,289 = 384,289 : x
2. Step 2: Convert to fraction form
   181,182.50/384,289 = 384,289/x
3. Step 3: Cross multiply
   181,182.50x = 384,289 × 384,289
4. Step 4: Simplify right side
   181,182.50x = 147,678,035,521
5. Step 5: Solve for x
   x = 147,678,035,521/181,182.50
6. Step 6: Final answer
   x = 815,078.92