Finding the Fourth Proportional to 17,259.18, 23,818.46 and 9,705.42

Step by Step Solution

1. Step 1: Write the proportion equation
   17,259.18 : 23,818.46 = 9,705.42 : x
2. Step 2: Convert to fraction form
   17,259.18/23,818.46 = 9,705.42/x
3. Step 3: Cross multiply
   17,259.18x = 23,818.46 × 9,705.42
4. Step 4: Simplify right side
   17,259.18x = 231,168,109.53
5. Step 5: Solve for x
   x = 231,168,109.53/17,259.18
6. Step 6: Final answer
   x = 13,393.92