Finding the Fourth Proportional to 7,105.56, 10,663.10 and 2,488.56

Step by Step Solution

1. Step 1: Write the proportion equation
   7,105.56 : 10,663.10 = 2,488.56 : x
2. Step 2: Convert to fraction form
   7,105.56/10,663.10 = 2,488.56/x
3. Step 3: Cross multiply
   7,105.56x = 10,663.10 × 2,488.56
4. Step 4: Simplify right side
   7,105.56x = 26,535,764.14
5. Step 5: Solve for x
   x = 26,535,764.14/7,105.56
6. Step 6: Final answer
   x = 3,734.51