Finding the Third Proportional to 272,032 and 408,048.50

Step by Step Solution

1. Step 1: Write the proportion equation
   272,032 : 408,048.50 = 408,048.50 : x
2. Step 2: Convert to fraction form
   272,032/408,048.50 = 408,048.50/x
3. Step 3: Cross multiply
   272,032x = 408,048.50 × 408,048.50
4. Step 4: Simplify right side
   272,032x = 166,503,578,352.25
5. Step 5: Solve for x
   x = 166,503,578,352.25/272,032
6. Step 6: Final answer
   x = 612,073.50