Finding the Third Proportional to 55,242 and 115,404

Step by Step Solution

1. Step 1: Write the proportion equation
   55,242 : 115,404 = 115,404 : x
2. Step 2: Convert to fraction form
   55,242/115,404 = 115,404/x
3. Step 3: Cross multiply
   55,242x = 115,404 × 115,404
4. Step 4: Simplify right side
   55,242x = 13,318,083,216
5. Step 5: Solve for x
   x = 13,318,083,216/55,242
6. Step 6: Final answer
   x = 241,086.19