Finding the Third Proportional to 13,458 and 28,749

Step by Step Solution

1. Step 1: Write the proportion equation
   13,458 : 28,749 = 28,749 : x
2. Step 2: Convert to fraction form
   13,458/28,749 = 28,749/x
3. Step 3: Cross multiply
   13,458x = 28,749 × 28,749
4. Step 4: Simplify right side
   13,458x = 826,505,001
5. Step 5: Solve for x
   x = 826,505,001/13,458
6. Step 6: Final answer
   x = 61,413.66