Finding the Fourth Proportional to 15,111.15, 22,661.34 and 5,748.68

Step by Step Solution

1. Step 1: Write the proportion equation
   15,111.15 : 22,661.34 = 5,748.68 : x
2. Step 2: Convert to fraction form
   15,111.15/22,661.34 = 5,748.68/x
3. Step 3: Cross multiply
   15,111.15x = 22,661.34 × 5,748.68
4. Step 4: Simplify right side
   15,111.15x = 130,272,678.72
5. Step 5: Solve for x
   x = 130,272,678.72/15,111.15
6. Step 6: Final answer
   x = 8,620.96