Finding the Fourth Proportional to 11,972.82, 17,957.18 and 3,205.69

Step by Step Solution

1. Step 1: Write the proportion equation
   11,972.82 : 17,957.18 = 3,205.69 : x
2. Step 2: Convert to fraction form
   11,972.82/17,957.18 = 3,205.69/x
3. Step 3: Cross multiply
   11,972.82x = 17,957.18 × 3,205.69
4. Step 4: Simplify right side
   11,972.82x = 57,565,115.48
5. Step 5: Solve for x
   x = 57,565,115.48/11,972.82
6. Step 6: Final answer
   x = 4,807.98