Finding the Third Proportional to 10,557.75 and 23,211.38

Step by Step Solution

1. Step 1: Write the proportion equation
   10,557.75 : 23,211.38 = 23,211.38 : x
2. Step 2: Convert to fraction form
   10,557.75/23,211.38 = 23,211.38/x
3. Step 3: Cross multiply
   10,557.75x = 23,211.38 × 23,211.38
4. Step 4: Simplify right side
   10,557.75x = 538,767,929.39
5. Step 5: Solve for x
   x = 538,767,929.39/10,557.75
6. Step 6: Final answer
   x = 51,030.56