Finding the Third Proportional to 141,142.50 and 302,751

Step by Step Solution

1. Step 1: Write the proportion equation
   141,142.50 : 302,751 = 302,751 : x
2. Step 2: Convert to fraction form
   141,142.50/302,751 = 302,751/x
3. Step 3: Cross multiply
   141,142.50x = 302,751 × 302,751
4. Step 4: Simplify right side
   141,142.50x = 91,658,168,001
5. Step 5: Solve for x
   x = 91,658,168,001/141,142.50
6. Step 6: Final answer
   x = 649,401.62