Finding the Fourth Proportional to 17,993.31, 24,829.90 and 9,816.43

Step by Step Solution

1. Step 1: Write the proportion equation
   17,993.31 : 24,829.90 = 9,816.43 : x
2. Step 2: Convert to fraction form
   17,993.31/24,829.90 = 9,816.43/x
3. Step 3: Cross multiply
   17,993.31x = 24,829.90 × 9,816.43
4. Step 4: Simplify right side
   17,993.31x = 243,740,977.22
5. Step 5: Solve for x
   x = 243,740,977.22/17,993.31
6. Step 6: Final answer
   x = 13,546.20