Finding the Third Proportional to 13,135.50 and 28,455.75

Step by Step Solution

1. Step 1: Write the proportion equation
   13,135.50 : 28,455.75 = 28,455.75 : x
2. Step 2: Convert to fraction form
   13,135.50/28,455.75 = 28,455.75/x
3. Step 3: Cross multiply
   13,135.50x = 28,455.75 × 28,455.75
4. Step 4: Simplify right side
   13,135.50x = 809,729,708.06
5. Step 5: Solve for x
   x = 809,729,708.06/13,135.50
6. Step 6: Final answer
   x = 61,644.38