Finding the Fourth Proportional to 8,774.42, 13,146.77 and 5,304.38

Step by Step Solution

1. Step 1: Write the proportion equation
   8,774.42 : 13,146.77 = 5,304.38 : x
2. Step 2: Convert to fraction form
   8,774.42/13,146.77 = 5,304.38/x
3. Step 3: Cross multiply
   8,774.42x = 13,146.77 × 5,304.38
4. Step 4: Simplify right side
   8,774.42x = 69,735,411.38
5. Step 5: Solve for x
   x = 69,735,411.38/8,774.42
6. Step 6: Final answer
   x = 7,947.59