Finding the Third Proportional to 152,986 and 236,310

Step by Step Solution

1. Step 1: Write the proportion equation
   152,986 : 236,310 = 236,310 : x
2. Step 2: Convert to fraction form
   152,986/236,310 = 236,310/x
3. Step 3: Cross multiply
   152,986x = 236,310 × 236,310
4. Step 4: Simplify right side
   152,986x = 55,842,416,100
5. Step 5: Solve for x
   x = 55,842,416,100/152,986
6. Step 6: Final answer
   x = 365,016.51