Finding the Third Proportional to 70,207 and 152,330

Step by Step Solution

1. Step 1: Write the proportion equation
   70,207 : 152,330 = 152,330 : x
2. Step 2: Convert to fraction form
   70,207/152,330 = 152,330/x
3. Step 3: Cross multiply
   70,207x = 152,330 × 152,330
4. Step 4: Simplify right side
   70,207x = 23,204,428,900
5. Step 5: Solve for x
   x = 23,204,428,900/70,207
6. Step 6: Final answer
   x = 330,514.46