Finding the Third Proportional to 51,120 and 108,336

Step by Step Solution

1. Step 1: Write the proportion equation
   51,120 : 108,336 = 108,336 : x
2. Step 2: Convert to fraction form
   51,120/108,336 = 108,336/x
3. Step 3: Cross multiply
   51,120x = 108,336 × 108,336
4. Step 4: Simplify right side
   51,120x = 11,736,688,896
5. Step 5: Solve for x
   x = 11,736,688,896/51,120
6. Step 6: Final answer
   x = 229,590.94