Finding the Fourth Proportional to 17,654.74, 24,363.20 and 9,696.78

Step by Step Solution

1. Step 1: Write the proportion equation
   17,654.74 : 24,363.20 = 9,696.78 : x
2. Step 2: Convert to fraction form
   17,654.74/24,363.20 = 9,696.78/x
3. Step 3: Cross multiply
   17,654.74x = 24,363.20 × 9,696.78
4. Step 4: Simplify right side
   17,654.74x = 236,244,590.50
5. Step 5: Solve for x
   x = 236,244,590.50/17,654.74
6. Step 6: Final answer
   x = 13,381.37