Finding the Third Proportional to 54,458.50 and 117,964

Step by Step Solution

1. Step 1: Write the proportion equation
   54,458.50 : 117,964 = 117,964 : x
2. Step 2: Convert to fraction form
   54,458.50/117,964 = 117,964/x
3. Step 3: Cross multiply
   54,458.50x = 117,964 × 117,964
4. Step 4: Simplify right side
   54,458.50x = 13,915,505,296
5. Step 5: Solve for x
   x = 13,915,505,296/54,458.50
6. Step 6: Final answer
   x = 255,524.95