Finding the Fourth Proportional to 10,015.58, 15,023.20 and 2,995.61

Step by Step Solution

1. Step 1: Write the proportion equation
   10,015.58 : 15,023.20 = 2,995.61 : x
2. Step 2: Convert to fraction form
   10,015.58/15,023.20 = 2,995.61/x
3. Step 3: Cross multiply
   10,015.58x = 15,023.20 × 2,995.61
4. Step 4: Simplify right side
   10,015.58x = 45,003,648.15
5. Step 5: Solve for x
   x = 45,003,648.15/10,015.58
6. Step 6: Final answer
   x = 4,493.36