Finding the Fourth Proportional to 9,462.06, 13,059.90 and 5,485.37

Step by Step Solution

1. Step 1: Write the proportion equation
   9,462.06 : 13,059.90 = 5,485.37 : x
2. Step 2: Convert to fraction form
   9,462.06/13,059.90 = 5,485.37/x
3. Step 3: Cross multiply
   9,462.06x = 13,059.90 × 5,485.37
4. Step 4: Simplify right side
   9,462.06x = 71,638,318.36
5. Step 5: Solve for x
   x = 71,638,318.36/9,462.06
6. Step 6: Final answer
   x = 7,571.11