Finding the Fourth Proportional to 23,790.69, 32,830.65 and 13,179.69

Step by Step Solution

1. Step 1: Write the proportion equation
   23,790.69 : 32,830.65 = 13,179.69 : x
2. Step 2: Convert to fraction form
   23,790.69/32,830.65 = 13,179.69/x
3. Step 3: Cross multiply
   23,790.69x = 32,830.65 × 13,179.69
4. Step 4: Simplify right side
   23,790.69x = 432,697,789.50
5. Step 5: Solve for x
   x = 432,697,789.50/23,790.69
6. Step 6: Final answer
   x = 18,187.69