Finding the Fourth Proportional to 11,796.84, 17,682.30 and 3,999.78

Step by Step Solution

1. Step 1: Write the proportion equation
   11,796.84 : 17,682.30 = 3,999.78 : x
2. Step 2: Convert to fraction form
   11,796.84/17,682.30 = 3,999.78/x
3. Step 3: Cross multiply
   11,796.84x = 17,682.30 × 3,999.78
4. Step 4: Simplify right side
   11,796.84x = 70,725,309.89
5. Step 5: Solve for x
   x = 70,725,309.89/11,796.84
6. Step 6: Final answer
   x = 5,995.28