Finding the Fourth Proportional to 11,621.00, 17,421.71 and 5,042.24

Step by Step Solution

1. Step 1: Write the proportion equation
   11,621.00 : 17,421.71 = 5,042.24 : x
2. Step 2: Convert to fraction form
   11,621.00/17,421.71 = 5,042.24/x
3. Step 3: Cross multiply
   11,621.00x = 17,421.71 × 5,042.24
4. Step 4: Simplify right side
   11,621.00x = 87,844,330.71
5. Step 5: Solve for x
   x = 87,844,330.71/11,621.00
6. Step 6: Final answer
   x = 7,559.11