Finding the Fourth Proportional to 17,785.59, 24,542.89 and 9,827.74

Step by Step Solution

1. Step 1: Write the proportion equation
   17,785.59 : 24,542.89 = 9,827.74 : x
2. Step 2: Convert to fraction form
   17,785.59/24,542.89 = 9,827.74/x
3. Step 3: Cross multiply
   17,785.59x = 24,542.89 × 9,827.74
4. Step 4: Simplify right side
   17,785.59x = 241,201,141.77
5. Step 5: Solve for x
   x = 241,201,141.77/17,785.59
6. Step 6: Final answer
   x = 13,561.60