Finding the Fourth Proportional to 28,587.83, 39,470.46 and 17,849.05

Step by Step Solution

1. Step 1: Write the proportion equation
   28,587.83 : 39,470.46 = 17,849.05 : x
2. Step 2: Convert to fraction form
   28,587.83/39,470.46 = 17,849.05/x
3. Step 3: Cross multiply
   28,587.83x = 39,470.46 × 17,849.05
4. Step 4: Simplify right side
   28,587.83x = 704,510,196.47
5. Step 5: Solve for x
   x = 704,510,196.47/28,587.83
6. Step 6: Final answer
   x = 24,643.71