Finding the Fourth Proportional to 6,556.02, 9,053.72 and 5,606.31

Step by Step Solution

1. Step 1: Write the proportion equation
   6,556.02 : 9,053.72 = 5,606.31 : x
2. Step 2: Convert to fraction form
   6,556.02/9,053.72 = 5,606.31/x
3. Step 3: Cross multiply
   6,556.02x = 9,053.72 × 5,606.31
4. Step 4: Simplify right side
   6,556.02x = 50,757,932.94
5. Step 5: Solve for x
   x = 50,757,932.94/6,556.02
6. Step 6: Final answer
   x = 7,742.19