Finding the Third Proportional to 53,196.75 and 111,840.75

Step by Step Solution

1. Step 1: Write the proportion equation
   53,196.75 : 111,840.75 = 111,840.75 : x
2. Step 2: Convert to fraction form
   53,196.75/111,840.75 = 111,840.75/x
3. Step 3: Cross multiply
   53,196.75x = 111,840.75 × 111,840.75
4. Step 4: Simplify right side
   53,196.75x = 12,508,353,360.56
5. Step 5: Solve for x
   x = 12,508,353,360.56/53,196.75
6. Step 6: Final answer
   x = 235,133.79