Finding the Fourth Proportional to 6,123.16, 8,453.10 and 5,525.56

Step by Step Solution

1. Step 1: Write the proportion equation
   6,123.16 : 8,453.10 = 5,525.56 : x
2. Step 2: Convert to fraction form
   6,123.16/8,453.10 = 5,525.56/x
3. Step 3: Cross multiply
   6,123.16x = 8,453.10 × 5,525.56
4. Step 4: Simplify right side
   6,123.16x = 46,708,111.24
5. Step 5: Solve for x
   x = 46,708,111.24/6,123.16
6. Step 6: Final answer
   x = 7,628.11