Finding the Fourth Proportional to 17,731.76, 24,469.52 and 9,774.72

Step by Step Solution

1. Step 1: Write the proportion equation
   17,731.76 : 24,469.52 = 9,774.72 : x
2. Step 2: Convert to fraction form
   17,731.76/24,469.52 = 9,774.72/x
3. Step 3: Cross multiply
   17,731.76x = 24,469.52 × 9,774.72
4. Step 4: Simplify right side
   17,731.76x = 239,182,706.53
5. Step 5: Solve for x
   x = 239,182,706.53/17,731.76
6. Step 6: Final answer
   x = 13,488.94