Finding the Third Proportional to 141,196.50 and 275,298.75

Step by Step Solution

1. Step 1: Write the proportion equation
   141,196.50 : 275,298.75 = 275,298.75 : x
2. Step 2: Convert to fraction form
   141,196.50/275,298.75 = 275,298.75/x
3. Step 3: Cross multiply
   141,196.50x = 275,298.75 × 275,298.75
4. Step 4: Simplify right side
   141,196.50x = 75,789,401,751.56
5. Step 5: Solve for x
   x = 75,789,401,751.56/141,196.50
6. Step 6: Final answer
   x = 536,765.44