Finding the Third Proportional to 11,272.50 and 14,730.75

Step by Step Solution

1. Step 1: Write the proportion equation
   11,272.50 : 14,730.75 = 14,730.75 : x
2. Step 2: Convert to fraction form
   11,272.50/14,730.75 = 14,730.75/x
3. Step 3: Cross multiply
   11,272.50x = 14,730.75 × 14,730.75
4. Step 4: Simplify right side
   11,272.50x = 216,994,995.56
5. Step 5: Solve for x
   x = 216,994,995.56/11,272.50
6. Step 6: Final answer
   x = 19,249.94