Finding the Third Proportional to 181,272 and 384,552

Step by Step Solution

1. Step 1: Write the proportion equation
   181,272 : 384,552 = 384,552 : x
2. Step 2: Convert to fraction form
   181,272/384,552 = 384,552/x
3. Step 3: Cross multiply
   181,272x = 384,552 × 384,552
4. Step 4: Simplify right side
   181,272x = 147,880,240,704
5. Step 5: Solve for x
   x = 147,880,240,704/181,272
6. Step 6: Final answer
   x = 815,791.96