Finding the Third Proportional to 15,111.75 and 28,736.25

Step by Step Solution

1. Step 1: Write the proportion equation
   15,111.75 : 28,736.25 = 28,736.25 : x
2. Step 2: Convert to fraction form
   15,111.75/28,736.25 = 28,736.25/x
3. Step 3: Cross multiply
   15,111.75x = 28,736.25 × 28,736.25
4. Step 4: Simplify right side
   15,111.75x = 825,772,064.06
5. Step 5: Solve for x
   x = 825,772,064.06/15,111.75
6. Step 6: Final answer
   x = 54,644.37