Finding the Fourth Proportional to 9,578.78, 14,368.71 and 3,004.82

Step by Step Solution

1. Step 1: Write the proportion equation
   9,578.78 : 14,368.71 = 3,004.82 : x
2. Step 2: Convert to fraction form
   9,578.78/14,368.71 = 3,004.82/x
3. Step 3: Cross multiply
   9,578.78x = 14,368.71 × 3,004.82
4. Step 4: Simplify right side
   9,578.78x = 43,175,387.18
5. Step 5: Solve for x
   x = 43,175,387.18/9,578.78
6. Step 6: Final answer
   x = 4,507.40