Finding the Fourth Proportional to 9,983.97, 14,978.61 and 3,410.15

Step by Step Solution

1. Step 1: Write the proportion equation
   9,983.97 : 14,978.61 = 3,410.15 : x
2. Step 2: Convert to fraction form
   9,983.97/14,978.61 = 3,410.15/x
3. Step 3: Cross multiply
   9,983.97x = 14,978.61 × 3,410.15
4. Step 4: Simplify right side
   9,983.97x = 51,079,232.00
5. Step 5: Solve for x
   x = 51,079,232.00/9,983.97
6. Step 6: Final answer
   x = 5,116.12