Finding the Fourth Proportional to 17,889.24, 24,686.82 and 9,931.08

Step by Step Solution

1. Step 1: Write the proportion equation
   17,889.24 : 24,686.82 = 9,931.08 : x
2. Step 2: Convert to fraction form
   17,889.24/24,686.82 = 9,931.08/x
3. Step 3: Cross multiply
   17,889.24x = 24,686.82 × 9,931.08
4. Step 4: Simplify right side
   17,889.24x = 245,166,784.37
5. Step 5: Solve for x
   x = 245,166,784.37/17,889.24
6. Step 6: Final answer
   x = 13,704.71