Finding the Fourth Proportional to 19,158.76, 28,734.88 and 5,304.52

Step by Step Solution

1. Step 1: Write the proportion equation
   19,158.76 : 28,734.88 = 5,304.52 : x
2. Step 2: Convert to fraction form
   19,158.76/28,734.88 = 5,304.52/x
3. Step 3: Cross multiply
   19,158.76x = 28,734.88 × 5,304.52
4. Step 4: Simplify right side
   19,158.76x = 152,424,745.66
5. Step 5: Solve for x
   x = 152,424,745.66/19,158.76
6. Step 6: Final answer
   x = 7,955.88