Finding the Fourth Proportional to 17,005.56, 23,469.20 and 9,931.84

Step by Step Solution

1. Step 1: Write the proportion equation
   17,005.56 : 23,469.20 = 9,931.84 : x
2. Step 2: Convert to fraction form
   17,005.56/23,469.20 = 9,931.84/x
3. Step 3: Cross multiply
   17,005.56x = 23,469.20 × 9,931.84
4. Step 4: Simplify right side
   17,005.56x = 233,092,339.33
5. Step 5: Solve for x
   x = 233,092,339.33/17,005.56
6. Step 6: Final answer
   x = 13,706.83