Finding the Third Proportional to 281,949 and 619,975.50

Step by Step Solution

1. Step 1: Write the proportion equation
   281,949 : 619,975.50 = 619,975.50 : x
2. Step 2: Convert to fraction form
   281,949/619,975.50 = 619,975.50/x
3. Step 3: Cross multiply
   281,949x = 619,975.50 × 619,975.50
4. Step 4: Simplify right side
   281,949x = 384,369,620,600.25
5. Step 5: Solve for x
   x = 384,369,620,600.25/281,949
6. Step 6: Final answer
   x = 1,363,259.39