Finding the Fourth Proportional to 30,300.21, 41,815.71 and 17,553.96

Step by Step Solution

1. Step 1: Write the proportion equation
   30,300.21 : 41,815.71 = 17,553.96 : x
2. Step 2: Convert to fraction form
   30,300.21/41,815.71 = 17,553.96/x
3. Step 3: Cross multiply
   30,300.21x = 41,815.71 × 17,553.96
4. Step 4: Simplify right side
   30,300.21x = 734,031,300.71
5. Step 5: Solve for x
   x = 734,031,300.71/30,300.21
6. Step 6: Final answer
   x = 24,225.29