Finding the Fourth Proportional to 10,079.78, 15,120.96 and 3,323.10

Step by Step Solution

1. Step 1: Write the proportion equation
   10,079.78 : 15,120.96 = 3,323.10 : x
2. Step 2: Convert to fraction form
   10,079.78/15,120.96 = 3,323.10/x
3. Step 3: Cross multiply
   10,079.78x = 15,120.96 × 3,323.10
4. Step 4: Simplify right side
   10,079.78x = 50,248,462.18
5. Step 5: Solve for x
   x = 50,248,462.18/10,079.78
6. Step 6: Final answer
   x = 4,985.08