Finding the Fourth Proportional to 7,455.55, 10,288.71 and 4,098.25

Step by Step Solution

1. Step 1: Write the proportion equation
   7,455.55 : 10,288.71 = 4,098.25 : x
2. Step 2: Convert to fraction form
   7,455.55/10,288.71 = 4,098.25/x
3. Step 3: Cross multiply
   7,455.55x = 10,288.71 × 4,098.25
4. Step 4: Simplify right side
   7,455.55x = 42,165,705.76
5. Step 5: Solve for x
   x = 42,165,705.76/7,455.55
6. Step 6: Final answer
   x = 5,655.61