Finding the Fourth Proportional to 9,954.74, 14,931.10 and 3,380.82

Step by Step Solution

1. Step 1: Write the proportion equation
   9,954.74 : 14,931.10 = 3,380.82 : x
2. Step 2: Convert to fraction form
   9,954.74/14,931.10 = 3,380.82/x
3. Step 3: Cross multiply
   9,954.74x = 14,931.10 × 3,380.82
4. Step 4: Simplify right side
   9,954.74x = 50,479,361.50
5. Step 5: Solve for x
   x = 50,479,361.50/9,954.74
6. Step 6: Final answer
   x = 5,070.89