Finding the Third Proportional to 4,608.38 and 10,012.88

Step by Step Solution

1. Step 1: Write the proportion equation
   4,608.38 : 10,012.88 = 10,012.88 : x
2. Step 2: Convert to fraction form
   4,608.38/10,012.88 = 10,012.88/x
3. Step 3: Cross multiply
   4,608.38x = 10,012.88 × 10,012.88
4. Step 4: Simplify right side
   4,608.38x = 100,257,665.77
5. Step 5: Solve for x
   x = 100,257,665.77/4,608.38
6. Step 6: Final answer
   x = 21,755.54