Finding the Third Proportional to 145,162 and 228,111

Step by Step Solution

1. Step 1: Write the proportion equation
   145,162 : 228,111 = 228,111 : x
2. Step 2: Convert to fraction form
   145,162/228,111 = 228,111/x
3. Step 3: Cross multiply
   145,162x = 228,111 × 228,111
4. Step 4: Simplify right side
   145,162x = 52,034,628,321
5. Step 5: Solve for x
   x = 52,034,628,321/145,162
6. Step 6: Final answer
   x = 358,459.02