Finding the Fourth Proportional to 11,936.12, 17,900.58 and 5,009.08

Step by Step Solution

1. Step 1: Write the proportion equation
   11,936.12 : 17,900.58 = 5,009.08 : x
2. Step 2: Convert to fraction form
   11,936.12/17,900.58 = 5,009.08/x
3. Step 3: Cross multiply
   11,936.12x = 17,900.58 × 5,009.08
4. Step 4: Simplify right side
   11,936.12x = 89,665,437.27
5. Step 5: Solve for x
   x = 89,665,437.27/11,936.12
6. Step 6: Final answer
   x = 7,512.11