Finding the Fourth Proportional to 17,585.56, 24,279.78 and 13,823.92

Step by Step Solution

1. Step 1: Write the proportion equation
   17,585.56 : 24,279.78 = 13,823.92 : x
2. Step 2: Convert to fraction form
   17,585.56/24,279.78 = 13,823.92/x
3. Step 3: Cross multiply
   17,585.56x = 24,279.78 × 13,823.92
4. Step 4: Simplify right side
   17,585.56x = 335,641,736.34
5. Step 5: Solve for x
   x = 335,641,736.34/17,585.56
6. Step 6: Final answer
   x = 19,086.21