Finding the Third Proportional to 13,455.50 and 27,458.50

Step by Step Solution

1. Step 1: Write the proportion equation
   13,455.50 : 27,458.50 = 27,458.50 : x
2. Step 2: Convert to fraction form
   13,455.50/27,458.50 = 27,458.50/x
3. Step 3: Cross multiply
   13,455.50x = 27,458.50 × 27,458.50
4. Step 4: Simplify right side
   13,455.50x = 753,969,222.25
5. Step 5: Solve for x
   x = 753,969,222.25/13,455.50
6. Step 6: Final answer
   x = 56,034.28