Finding the Fourth Proportional to 9,981.66, 14,972.06 and 3,404.04

Step by Step Solution

1. Step 1: Write the proportion equation
   9,981.66 : 14,972.06 = 3,404.04 : x
2. Step 2: Convert to fraction form
   9,981.66/14,972.06 = 3,404.04/x
3. Step 3: Cross multiply
   9,981.66x = 14,972.06 × 3,404.04
4. Step 4: Simplify right side
   9,981.66x = 50,965,491.12
5. Step 5: Solve for x
   x = 50,965,491.12/9,981.66
6. Step 6: Final answer
   x = 5,105.91