Finding the Fourth Proportional to 11,392.18, 17,089.34 and 4,274.52

Step by Step Solution

1. Step 1: Write the proportion equation
   11,392.18 : 17,089.34 = 4,274.52 : x
2. Step 2: Convert to fraction form
   11,392.18/17,089.34 = 4,274.52/x
3. Step 3: Cross multiply
   11,392.18x = 17,089.34 × 4,274.52
4. Step 4: Simplify right side
   11,392.18x = 73,048,725.62
5. Step 5: Solve for x
   x = 73,048,725.62/11,392.18
6. Step 6: Final answer
   x = 6,412.18