Finding the Fourth Proportional to 10,080.72, 15,115.12 and 3,058.60

Step by Step Solution

1. Step 1: Write the proportion equation
   10,080.72 : 15,115.12 = 3,058.60 : x
2. Step 2: Convert to fraction form
   10,080.72/15,115.12 = 3,058.60/x
3. Step 3: Cross multiply
   10,080.72x = 15,115.12 × 3,058.60
4. Step 4: Simplify right side
   10,080.72x = 46,231,106.03
5. Step 5: Solve for x
   x = 46,231,106.03/10,080.72
6. Step 6: Final answer
   x = 4,586.09