Finding the Fourth Proportional to 20,109.77, 30,174.71 and 9,024.38

Step by Step Solution

1. Step 1: Write the proportion equation
   20,109.77 : 30,174.71 = 9,024.38 : x
2. Step 2: Convert to fraction form
   20,109.77/30,174.71 = 9,024.38/x
3. Step 3: Cross multiply
   20,109.77x = 30,174.71 × 9,024.38
4. Step 4: Simplify right side
   20,109.77x = 272,308,049.43
5. Step 5: Solve for x
   x = 272,308,049.43/20,109.77
6. Step 6: Final answer
   x = 13,541.08