Finding the Third Proportional to 112,259 and 238,356

Step by Step Solution

1. Step 1: Write the proportion equation
   112,259 : 238,356 = 238,356 : x
2. Step 2: Convert to fraction form
   112,259/238,356 = 238,356/x
3. Step 3: Cross multiply
   112,259x = 238,356 × 238,356
4. Step 4: Simplify right side
   112,259x = 56,813,582,736
5. Step 5: Solve for x
   x = 56,813,582,736/112,259
6. Step 6: Final answer
   x = 506,093.79