Finding the Fourth Proportional to 17,748.08, 24,491.36 and 9,788.72

Step by Step Solution

1. Step 1: Write the proportion equation
   17,748.08 : 24,491.36 = 9,788.72 : x
2. Step 2: Convert to fraction form
   17,748.08/24,491.36 = 9,788.72/x
3. Step 3: Cross multiply
   17,748.08x = 24,491.36 × 9,788.72
4. Step 4: Simplify right side
   17,748.08x = 239,739,065.46
5. Step 5: Solve for x
   x = 239,739,065.46/17,748.08
6. Step 6: Final answer
   x = 13,507.89