Finding the Fourth Proportional to 11,705.96, 17,556.32 and 3,384.12

Step by Step Solution

1. Step 1: Write the proportion equation
   11,705.96 : 17,556.32 = 3,384.12 : x
2. Step 2: Convert to fraction form
   11,705.96/17,556.32 = 3,384.12/x
3. Step 3: Cross multiply
   11,705.96x = 17,556.32 × 3,384.12
4. Step 4: Simplify right side
   11,705.96x = 59,412,676.72
5. Step 5: Solve for x
   x = 59,412,676.72/11,705.96
6. Step 6: Final answer
   x = 5,075.42