Finding the Third Proportional to 152,268 and 242,482

Step by Step Solution

1. Step 1: Write the proportion equation
   152,268 : 242,482 = 242,482 : x
2. Step 2: Convert to fraction form
   152,268/242,482 = 242,482/x
3. Step 3: Cross multiply
   152,268x = 242,482 × 242,482
4. Step 4: Simplify right side
   152,268x = 58,797,520,324
5. Step 5: Solve for x
   x = 58,797,520,324/152,268
6. Step 6: Final answer
   x = 386,144.96