Finding the Fourth Proportional to 10,010.72, 15,013.15 and 3,766.23

Step by Step Solution

1. Step 1: Write the proportion equation
   10,010.72 : 15,013.15 = 3,766.23 : x
2. Step 2: Convert to fraction form
   10,010.72/15,013.15 = 3,766.23/x
3. Step 3: Cross multiply
   10,010.72x = 15,013.15 × 3,766.23
4. Step 4: Simplify right side
   10,010.72x = 56,542,966.51
5. Step 5: Solve for x
   x = 56,542,966.51/10,010.72
6. Step 6: Final answer
   x = 5,648.24