Finding the Third Proportional to 53,604 and 113,256

Step by Step Solution

1. Step 1: Write the proportion equation
   53,604 : 113,256 = 113,256 : x
2. Step 2: Convert to fraction form
   53,604/113,256 = 113,256/x
3. Step 3: Cross multiply
   53,604x = 113,256 × 113,256
4. Step 4: Simplify right side
   53,604x = 12,826,921,536
5. Step 5: Solve for x
   x = 12,826,921,536/53,604
6. Step 6: Final answer
   x = 239,290.38