Finding the Fourth Proportional to 10,498.24, 15,742.64 and 3,100.12

Step by Step Solution

1. Step 1: Write the proportion equation
   10,498.24 : 15,742.64 = 3,100.12 : x
2. Step 2: Convert to fraction form
   10,498.24/15,742.64 = 3,100.12/x
3. Step 3: Cross multiply
   10,498.24x = 15,742.64 × 3,100.12
4. Step 4: Simplify right side
   10,498.24x = 48,804,073.12
5. Step 5: Solve for x
   x = 48,804,073.12/10,498.24
6. Step 6: Final answer
   x = 4,648.79