Finding the Fourth Proportional to 9,930.42, 14,885.33 and 3,354.39

Step by Step Solution

1. Step 1: Write the proportion equation
   9,930.42 : 14,885.33 = 3,354.39 : x
2. Step 2: Convert to fraction form
   9,930.42/14,885.33 = 3,354.39/x
3. Step 3: Cross multiply
   9,930.42x = 14,885.33 × 3,354.39
4. Step 4: Simplify right side
   9,930.42x = 49,931,185.33
5. Step 5: Solve for x
   x = 49,931,185.33/9,930.42
6. Step 6: Final answer
   x = 5,028.10