Finding the Third Proportional to 112,216 and 245,546

Step by Step Solution

1. Step 1: Write the proportion equation
   112,216 : 245,546 = 245,546 : x
2. Step 2: Convert to fraction form
   112,216/245,546 = 245,546/x
3. Step 3: Cross multiply
   112,216x = 245,546 × 245,546
4. Step 4: Simplify right side
   112,216x = 60,292,838,116
5. Step 5: Solve for x
   x = 60,292,838,116/112,216
6. Step 6: Final answer
   x = 537,292.70