Finding the Fourth Proportional to 7,455.69, 10,288.89 and 4,098.42

Step by Step Solution

1. Step 1: Write the proportion equation
   7,455.69 : 10,288.89 = 4,098.42 : x
2. Step 2: Convert to fraction form
   7,455.69/10,288.89 = 4,098.42/x
3. Step 3: Cross multiply
   7,455.69x = 10,288.89 × 4,098.42
4. Step 4: Simplify right side
   7,455.69x = 42,168,192.55
5. Step 5: Solve for x
   x = 42,168,192.55/7,455.69
6. Step 6: Final answer
   x = 5,655.84