Finding the Fourth Proportional to 9,934.21, 14,907.59 and 5,554.54

Step by Step Solution

1. Step 1: Write the proportion equation
   9,934.21 : 14,907.59 = 5,554.54 : x
2. Step 2: Convert to fraction form
   9,934.21/14,907.59 = 5,554.54/x
3. Step 3: Cross multiply
   9,934.21x = 14,907.59 × 5,554.54
4. Step 4: Simplify right side
   9,934.21x = 82,804,804.96
5. Step 5: Solve for x
   x = 82,804,804.96/9,934.21
6. Step 6: Final answer
   x = 8,335.32