Finding the Third Proportional to 109,258 and 236,012

Step by Step Solution

1. Step 1: Write the proportion equation
   109,258 : 236,012 = 236,012 : x
2. Step 2: Convert to fraction form
   109,258/236,012 = 236,012/x
3. Step 3: Cross multiply
   109,258x = 236,012 × 236,012
4. Step 4: Simplify right side
   109,258x = 55,701,664,144
5. Step 5: Solve for x
   x = 55,701,664,144/109,258
6. Step 6: Final answer
   x = 509,817.72