Finding the Third Proportional to 11,280.94 and 15,894.56

Step by Step Solution

1. Step 1: Write the proportion equation
   11,280.94 : 15,894.56 = 15,894.56 : x
2. Step 2: Convert to fraction form
   11,280.94/15,894.56 = 15,894.56/x
3. Step 3: Cross multiply
   11,280.94x = 15,894.56 × 15,894.56
4. Step 4: Simplify right side
   11,280.94x = 252,637,117.07
5. Step 5: Solve for x
   x = 252,637,117.07/11,280.94
6. Step 6: Final answer
   x = 22,395.05