Finding the Fourth Proportional to 21,164.33, 31,743.24 and 5,583.17

Step by Step Solution

1. Step 1: Write the proportion equation
   21,164.33 : 31,743.24 = 5,583.17 : x
2. Step 2: Convert to fraction form
   21,164.33/31,743.24 = 5,583.17/x
3. Step 3: Cross multiply
   21,164.33x = 31,743.24 × 5,583.17
4. Step 4: Simplify right side
   21,164.33x = 177,227,746.55
5. Step 5: Solve for x
   x = 177,227,746.55/21,164.33
6. Step 6: Final answer
   x = 8,373.89