Finding the Fourth Proportional to 11,612.25, 17,409.42 and 5,764.32

Step by Step Solution

1. Step 1: Write the proportion equation
   11,612.25 : 17,409.42 = 5,764.32 : x
2. Step 2: Convert to fraction form
   11,612.25/17,409.42 = 5,764.32/x
3. Step 3: Cross multiply
   11,612.25x = 17,409.42 × 5,764.32
4. Step 4: Simplify right side
   11,612.25x = 100,353,467.89
5. Step 5: Solve for x
   x = 100,353,467.89/11,612.25
6. Step 6: Final answer
   x = 8,642.03