Finding the Fourth Proportional to 9,954.18, 14,921.94 and 3,375.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,954.18 : 14,921.94 = 3,375.72 : x
2. Step 2: Convert to fraction form
   9,954.18/14,921.94 = 3,375.72/x
3. Step 3: Cross multiply
   9,954.18x = 14,921.94 × 3,375.72
4. Step 4: Simplify right side
   9,954.18x = 50,372,291.30
5. Step 5: Solve for x
   x = 50,372,291.30/9,954.18
6. Step 6: Final answer
   x = 5,060.42