Finding the Third Proportional to 158,244 and 242,070

Step by Step Solution

1. Step 1: Write the proportion equation
   158,244 : 242,070 = 242,070 : x
2. Step 2: Convert to fraction form
   158,244/242,070 = 242,070/x
3. Step 3: Cross multiply
   158,244x = 242,070 × 242,070
4. Step 4: Simplify right side
   158,244x = 58,597,884,900
5. Step 5: Solve for x
   x = 58,597,884,900/158,244
6. Step 6: Final answer
   x = 370,300.83