Finding the Third Proportional to 202,359 and 303,556.50

Step by Step Solution

1. Step 1: Write the proportion equation
   202,359 : 303,556.50 = 303,556.50 : x
2. Step 2: Convert to fraction form
   202,359/303,556.50 = 303,556.50/x
3. Step 3: Cross multiply
   202,359x = 303,556.50 × 303,556.50
4. Step 4: Simplify right side
   202,359x = 92,146,548,692.25
5. Step 5: Solve for x
   x = 92,146,548,692.25/202,359
6. Step 6: Final answer
   x = 455,361.75