Finding the Fourth Proportional to 7,037.42, 10,559.80 and 5,105.56

Step by Step Solution

1. Step 1: Write the proportion equation
   7,037.42 : 10,559.80 = 5,105.56 : x
2. Step 2: Convert to fraction form
   7,037.42/10,559.80 = 5,105.56/x
3. Step 3: Cross multiply
   7,037.42x = 10,559.80 × 5,105.56
4. Step 4: Simplify right side
   7,037.42x = 53,913,692.49
5. Step 5: Solve for x
   x = 53,913,692.49/7,037.42
6. Step 6: Final answer
   x = 7,661.00