Finding the Third Proportional to 181,651.50 and 272,538

Step by Step Solution

1. Step 1: Write the proportion equation
   181,651.50 : 272,538 = 272,538 : x
2. Step 2: Convert to fraction form
   181,651.50/272,538 = 272,538/x
3. Step 3: Cross multiply
   181,651.50x = 272,538 × 272,538
4. Step 4: Simplify right side
   181,651.50x = 74,276,961,444
5. Step 5: Solve for x
   x = 74,276,961,444/181,651.50
6. Step 6: Final answer
   x = 408,898.15