Finding the Fourth Proportional to 11,662.04, 16,090.42 and 7,405.52

Step by Step Solution

1. Step 1: Write the proportion equation
   11,662.04 : 16,090.42 = 7,405.52 : x
2. Step 2: Convert to fraction form
   11,662.04/16,090.42 = 7,405.52/x
3. Step 3: Cross multiply
   11,662.04x = 16,090.42 × 7,405.52
4. Step 4: Simplify right side
   11,662.04x = 119,157,927.12
5. Step 5: Solve for x
   x = 119,157,927.12/11,662.04
6. Step 6: Final answer
   x = 10,217.59