Finding the Fourth Proportional to 17,788.72, 24,547.92 and 9,830.56

Step by Step Solution

1. Step 1: Write the proportion equation
   17,788.72 : 24,547.92 = 9,830.56 : x
2. Step 2: Convert to fraction form
   17,788.72/24,547.92 = 9,830.56/x
3. Step 3: Cross multiply
   17,788.72x = 24,547.92 × 9,830.56
4. Step 4: Simplify right side
   17,788.72x = 241,319,800.44
5. Step 5: Solve for x
   x = 241,319,800.44/17,788.72
6. Step 6: Final answer
   x = 13,565.89