Finding the Third Proportional to 13,111.88 and 28,557.56

Step by Step Solution

1. Step 1: Write the proportion equation
   13,111.88 : 28,557.56 = 28,557.56 : x
2. Step 2: Convert to fraction form
   13,111.88/28,557.56 = 28,557.56/x
3. Step 3: Cross multiply
   13,111.88x = 28,557.56 × 28,557.56
4. Step 4: Simplify right side
   13,111.88x = 815,534,375.94
5. Step 5: Solve for x
   x = 815,534,375.94/13,111.88
6. Step 6: Final answer
   x = 62,198.15