Finding the Fourth Proportional to 7,455.82, 10,288.90 and 4,098.60

Step by Step Solution

1. Step 1: Write the proportion equation
   7,455.82 : 10,288.90 = 4,098.60 : x
2. Step 2: Convert to fraction form
   7,455.82/10,288.90 = 4,098.60/x
3. Step 3: Cross multiply
   7,455.82x = 10,288.90 × 4,098.60
4. Step 4: Simplify right side
   7,455.82x = 42,170,122.54
5. Step 5: Solve for x
   x = 42,170,122.54/7,455.82
6. Step 6: Final answer
   x = 5,656.00