Finding the Third Proportional to 13,011.25 and 28,379.75

Step by Step Solution

1. Step 1: Write the proportion equation
   13,011.25 : 28,379.75 = 28,379.75 : x
2. Step 2: Convert to fraction form
   13,011.25/28,379.75 = 28,379.75/x
3. Step 3: Cross multiply
   13,011.25x = 28,379.75 × 28,379.75
4. Step 4: Simplify right side
   13,011.25x = 805,410,210.06
5. Step 5: Solve for x
   x = 805,410,210.06/13,011.25
6. Step 6: Final answer
   x = 61,901.06