Finding the Third Proportional to 221,481 and 483,556.50

Step by Step Solution

1. Step 1: Write the proportion equation
   221,481 : 483,556.50 = 483,556.50 : x
2. Step 2: Convert to fraction form
   221,481/483,556.50 = 483,556.50/x
3. Step 3: Cross multiply
   221,481x = 483,556.50 × 483,556.50
4. Step 4: Simplify right side
   221,481x = 233,826,888,692.25
5. Step 5: Solve for x
   x = 233,826,888,692.25/221,481
6. Step 6: Final answer
   x = 1,055,742.43