Finding the Third Proportional to 53,518.22 and 117,630

Step by Step Solution

1. Step 1: Write the proportion equation
   53,518.22 : 117,630 = 117,630 : x
2. Step 2: Convert to fraction form
   53,518.22/117,630 = 117,630/x
3. Step 3: Cross multiply
   53,518.22x = 117,630 × 117,630
4. Step 4: Simplify right side
   53,518.22x = 13,836,816,900
5. Step 5: Solve for x
   x = 13,836,816,900/53,518.22
6. Step 6: Final answer
   x = 258,544.05