Finding the Fourth Proportional to 11,612.96, 17,419.40 and 3,293.05

Step by Step Solution

1. Step 1: Write the proportion equation
   11,612.96 : 17,419.40 = 3,293.05 : x
2. Step 2: Convert to fraction form
   11,612.96/17,419.40 = 3,293.05/x
3. Step 3: Cross multiply
   11,612.96x = 17,419.40 × 3,293.05
4. Step 4: Simplify right side
   11,612.96x = 57,362,868.07
5. Step 5: Solve for x
   x = 57,362,868.07/11,612.96
6. Step 6: Final answer
   x = 4,939.56