Finding the Fourth Proportional to 17,662.78, 24,374.76 and 9,705.16

Step by Step Solution

1. Step 1: Write the proportion equation
   17,662.78 : 24,374.76 = 9,705.16 : x
2. Step 2: Convert to fraction form
   17,662.78/24,374.76 = 9,705.16/x
3. Step 3: Cross multiply
   17,662.78x = 24,374.76 × 9,705.16
4. Step 4: Simplify right side
   17,662.78x = 236,560,945.76
5. Step 5: Solve for x
   x = 236,560,945.76/17,662.78
6. Step 6: Final answer
   x = 13,393.19