Finding the Fourth Proportional to 9,974.18, 14,956.28 and 3,398.06

Step by Step Solution

1. Step 1: Write the proportion equation
   9,974.18 : 14,956.28 = 3,398.06 : x
2. Step 2: Convert to fraction form
   9,974.18/14,956.28 = 3,398.06/x
3. Step 3: Cross multiply
   9,974.18x = 14,956.28 × 3,398.06
4. Step 4: Simplify right side
   9,974.18x = 50,822,336.82
5. Step 5: Solve for x
   x = 50,822,336.82/9,974.18
6. Step 6: Final answer
   x = 5,095.39