Finding the Fourth Proportional to 9,719.04, 14,591.88 and 5,042.88

Step by Step Solution

1. Step 1: Write the proportion equation
   9,719.04 : 14,591.88 = 5,042.88 : x
2. Step 2: Convert to fraction form
   9,719.04/14,591.88 = 5,042.88/x
3. Step 3: Cross multiply
   9,719.04x = 14,591.88 × 5,042.88
4. Step 4: Simplify right side
   9,719.04x = 73,585,099.81
5. Step 5: Solve for x
   x = 73,585,099.81/9,719.04
6. Step 6: Final answer
   x = 7,571.23