Finding the Fourth Proportional to 17,888.31, 24,685.97 and 9,930.69

Step by Step Solution

1. Step 1: Write the proportion equation
   17,888.31 : 24,685.97 = 9,930.69 : x
2. Step 2: Convert to fraction form
   17,888.31/24,685.97 = 9,930.69/x
3. Step 3: Cross multiply
   17,888.31x = 24,685.97 × 9,930.69
4. Step 4: Simplify right side
   17,888.31x = 245,148,665.77
5. Step 5: Solve for x
   x = 245,148,665.77/17,888.31
6. Step 6: Final answer
   x = 13,704.41