Finding the Fourth Proportional to 17,981.39, 24,815.40 and 10,023.61

Step by Step Solution

1. Step 1: Write the proportion equation
   17,981.39 : 24,815.40 = 10,023.61 : x
2. Step 2: Convert to fraction form
   17,981.39/24,815.40 = 10,023.61/x
3. Step 3: Cross multiply
   17,981.39x = 24,815.40 × 10,023.61
4. Step 4: Simplify right side
   17,981.39x = 248,739,829.56
5. Step 5: Solve for x
   x = 248,739,829.56/17,981.39
6. Step 6: Final answer
   x = 13,833.18