Finding the Fourth Proportional to 7,576.76, 10,455.24 and 5,588.42

Step by Step Solution

1. Step 1: Write the proportion equation
   7,576.76 : 10,455.24 = 5,588.42 : x
2. Step 2: Convert to fraction form
   7,576.76/10,455.24 = 5,588.42/x
3. Step 3: Cross multiply
   7,576.76x = 10,455.24 × 5,588.42
4. Step 4: Simplify right side
   7,576.76x = 58,428,272.32
5. Step 5: Solve for x
   x = 58,428,272.32/7,576.76
6. Step 6: Final answer
   x = 7,711.51