Finding the Third Proportional to 71,142 and 154,812

Step by Step Solution

1. Step 1: Write the proportion equation
   71,142 : 154,812 = 154,812 : x
2. Step 2: Convert to fraction form
   71,142/154,812 = 154,812/x
3. Step 3: Cross multiply
   71,142x = 154,812 × 154,812
4. Step 4: Simplify right side
   71,142x = 23,966,755,344
5. Step 5: Solve for x
   x = 23,966,755,344/71,142
6. Step 6: Final answer
   x = 336,886.16