Finding the Fourth Proportional to 11,978.04, 16,535.43 and 7,504.14

Step by Step Solution

1. Step 1: Write the proportion equation
   11,978.04 : 16,535.43 = 7,504.14 : x
2. Step 2: Convert to fraction form
   11,978.04/16,535.43 = 7,504.14/x
3. Step 3: Cross multiply
   11,978.04x = 16,535.43 × 7,504.14
4. Step 4: Simplify right side
   11,978.04x = 124,084,181.68
5. Step 5: Solve for x
   x = 124,084,181.68/11,978.04
6. Step 6: Final answer
   x = 10,359.31