Finding the Third Proportional to 13,086 and 28,277.50

Step by Step Solution

1. Step 1: Write the proportion equation
   13,086 : 28,277.50 = 28,277.50 : x
2. Step 2: Convert to fraction form
   13,086/28,277.50 = 28,277.50/x
3. Step 3: Cross multiply
   13,086x = 28,277.50 × 28,277.50
4. Step 4: Simplify right side
   13,086x = 799,617,006.25
5. Step 5: Solve for x
   x = 799,617,006.25/13,086
6. Step 6: Final answer
   x = 61,104.77