Finding the Fourth Proportional to 11,621.34, 17,422.22 and 5,042.58

Step by Step Solution

1. Step 1: Write the proportion equation
   11,621.34 : 17,422.22 = 5,042.58 : x
2. Step 2: Convert to fraction form
   11,621.34/17,422.22 = 5,042.58/x
3. Step 3: Cross multiply
   11,621.34x = 17,422.22 × 5,042.58
4. Step 4: Simplify right side
   11,621.34x = 87,852,912.91
5. Step 5: Solve for x
   x = 87,852,912.91/11,621.34
6. Step 6: Final answer
   x = 7,559.62