Finding the Third Proportional to 158,071.50 and 242,370

Step by Step Solution

1. Step 1: Write the proportion equation
   158,071.50 : 242,370 = 242,370 : x
2. Step 2: Convert to fraction form
   158,071.50/242,370 = 242,370/x
3. Step 3: Cross multiply
   158,071.50x = 242,370 × 242,370
4. Step 4: Simplify right side
   158,071.50x = 58,743,216,900
5. Step 5: Solve for x
   x = 58,743,216,900/158,071.50
6. Step 6: Final answer
   x = 371,624.34