Finding the Third Proportional to 11,477.25 and 12,363.75

Step by Step Solution

1. Step 1: Write the proportion equation
   11,477.25 : 12,363.75 = 12,363.75 : x
2. Step 2: Convert to fraction form
   11,477.25/12,363.75 = 12,363.75/x
3. Step 3: Cross multiply
   11,477.25x = 12,363.75 × 12,363.75
4. Step 4: Simplify right side
   11,477.25x = 152,862,314.06
5. Step 5: Solve for x
   x = 152,862,314.06/11,477.25
6. Step 6: Final answer
   x = 13,318.72