Finding the Fourth Proportional to 17,686.89, 24,409.35 and 10,135.67

Step by Step Solution

1. Step 1: Write the proportion equation
   17,686.89 : 24,409.35 = 10,135.67 : x
2. Step 2: Convert to fraction form
   17,686.89/24,409.35 = 10,135.67/x
3. Step 3: Cross multiply
   17,686.89x = 24,409.35 × 10,135.67
4. Step 4: Simplify right side
   17,686.89x = 247,404,994.47
5. Step 5: Solve for x
   x = 247,404,994.47/17,686.89
6. Step 6: Final answer
   x = 13,988.04