Finding the Fourth Proportional to 17,785.73, 24,564.12 and 13,800.74

Step by Step Solution

1. Step 1: Write the proportion equation
   17,785.73 : 24,564.12 = 13,800.74 : x
2. Step 2: Convert to fraction form
   17,785.73/24,564.12 = 13,800.74/x
3. Step 3: Cross multiply
   17,785.73x = 24,564.12 × 13,800.74
4. Step 4: Simplify right side
   17,785.73x = 339,003,094.86
5. Step 5: Solve for x
   x = 339,003,094.86/17,785.73
6. Step 6: Final answer
   x = 19,060.40