Finding the Fourth Proportional to 11,706.96, 17,557.81 and 3,385.12

Step by Step Solution

1. Step 1: Write the proportion equation
   11,706.96 : 17,557.81 = 3,385.12 : x
2. Step 2: Convert to fraction form
   11,706.96/17,557.81 = 3,385.12/x
3. Step 3: Cross multiply
   11,706.96x = 17,557.81 × 3,385.12
4. Step 4: Simplify right side
   11,706.96x = 59,435,293.79
5. Step 5: Solve for x
   x = 59,435,293.79/11,706.96
6. Step 6: Final answer
   x = 5,076.92