Finding the Third Proportional to 50,320 and 108,840

Step by Step Solution

1. Step 1: Write the proportion equation
   50,320 : 108,840 = 108,840 : x
2. Step 2: Convert to fraction form
   50,320/108,840 = 108,840/x
3. Step 3: Cross multiply
   50,320x = 108,840 × 108,840
4. Step 4: Simplify right side
   50,320x = 11,846,145,600
5. Step 5: Solve for x
   x = 11,846,145,600/50,320
6. Step 6: Final answer
   x = 235,416.25