Finding the Third Proportional to 140,248 and 301,880

Step by Step Solution

1. Step 1: Write the proportion equation
   140,248 : 301,880 = 301,880 : x
2. Step 2: Convert to fraction form
   140,248/301,880 = 301,880/x
3. Step 3: Cross multiply
   140,248x = 301,880 × 301,880
4. Step 4: Simplify right side
   140,248x = 91,131,534,400
5. Step 5: Solve for x
   x = 91,131,534,400/140,248
6. Step 6: Final answer
   x = 649,788.48