Finding the Fourth Proportional to 16,196.01, 22,350.74 and 9,485.57

Step by Step Solution

1. Step 1: Write the proportion equation
   16,196.01 : 22,350.74 = 9,485.57 : x
2. Step 2: Convert to fraction form
   16,196.01/22,350.74 = 9,485.57/x
3. Step 3: Cross multiply
   16,196.01x = 22,350.74 × 9,485.57
4. Step 4: Simplify right side
   16,196.01x = 212,009,349.64
5. Step 5: Solve for x
   x = 212,009,349.64/16,196.01
6. Step 6: Final answer
   x = 13,090.22