Finding the Fourth Proportional to 7,037.43, 10,559.79 and 5,105.58

Step by Step Solution

1. Step 1: Write the proportion equation
   7,037.43 : 10,559.79 = 5,105.58 : x
2. Step 2: Convert to fraction form
   7,037.43/10,559.79 = 5,105.58/x
3. Step 3: Cross multiply
   7,037.43x = 10,559.79 × 5,105.58
4. Step 4: Simplify right side
   7,037.43x = 53,913,852.63
5. Step 5: Solve for x
   x = 53,913,852.63/7,037.43
6. Step 6: Final answer
   x = 7,661.01