Finding the Fourth Proportional to 9,485.18, 13,090.00 and 5,453.33

Step by Step Solution

1. Step 1: Write the proportion equation
   9,485.18 : 13,090.00 = 5,453.33 : x
2. Step 2: Convert to fraction form
   9,485.18/13,090.00 = 5,453.33/x
3. Step 3: Cross multiply
   9,485.18x = 13,090.00 × 5,453.33
4. Step 4: Simplify right side
   9,485.18x = 71,384,005.50
5. Step 5: Solve for x
   x = 71,384,005.50/9,485.18
6. Step 6: Final answer
   x = 7,525.84