Finding the Fourth Proportional to 11,923.59, 17,885.37 and 4,907.42

Step by Step Solution

1. Step 1: Write the proportion equation
   11,923.59 : 17,885.37 = 4,907.42 : x
2. Step 2: Convert to fraction form
   11,923.59/17,885.37 = 4,907.42/x
3. Step 3: Cross multiply
   11,923.59x = 17,885.37 × 4,907.42
4. Step 4: Simplify right side
   11,923.59x = 87,771,022.45
5. Step 5: Solve for x
   x = 87,771,022.45/11,923.59
6. Step 6: Final answer
   x = 7,361.12