Finding the Fourth Proportional to 10,604.52, 15,896.88 and 5,055.12

Step by Step Solution

1. Step 1: Write the proportion equation
   10,604.52 : 15,896.88 = 5,055.12 : x
2. Step 2: Convert to fraction form
   10,604.52/15,896.88 = 5,055.12/x
3. Step 3: Cross multiply
   10,604.52x = 15,896.88 × 5,055.12
4. Step 4: Simplify right side
   10,604.52x = 80,360,636.03
5. Step 5: Solve for x
   x = 80,360,636.03/10,604.52
6. Step 6: Final answer
   x = 7,577.96