Finding the Third Proportional to 158,047 and 242,353

Step by Step Solution

1. Step 1: Write the proportion equation
   158,047 : 242,353 = 242,353 : x
2. Step 2: Convert to fraction form
   158,047/242,353 = 242,353/x
3. Step 3: Cross multiply
   158,047x = 242,353 × 242,353
4. Step 4: Simplify right side
   158,047x = 58,734,976,609
5. Step 5: Solve for x
   x = 58,734,976,609/158,047
6. Step 6: Final answer
   x = 371,629.81