Finding the Third Proportional to 140,436 and 304,200

Step by Step Solution

1. Step 1: Write the proportion equation
   140,436 : 304,200 = 304,200 : x
2. Step 2: Convert to fraction form
   140,436/304,200 = 304,200/x
3. Step 3: Cross multiply
   140,436x = 304,200 × 304,200
4. Step 4: Simplify right side
   140,436x = 92,537,640,000
5. Step 5: Solve for x
   x = 92,537,640,000/140,436
6. Step 6: Final answer
   x = 658,931.04