Finding the Third Proportional to 281,945.25 and 619,969.50

Step by Step Solution

1. Step 1: Write the proportion equation
   281,945.25 : 619,969.50 = 619,969.50 : x
2. Step 2: Convert to fraction form
   281,945.25/619,969.50 = 619,969.50/x
3. Step 3: Cross multiply
   281,945.25x = 619,969.50 × 619,969.50
4. Step 4: Simplify right side
   281,945.25x = 384,362,180,930.25
5. Step 5: Solve for x
   x = 384,362,180,930.25/281,945.25
6. Step 6: Final answer
   x = 1,363,251.13