Finding the Fourth Proportional to 32,891.86, 45,390.09 and 17,987.86

Step by Step Solution

1. Step 1: Write the proportion equation
   32,891.86 : 45,390.09 = 17,987.86 : x
2. Step 2: Convert to fraction form
   32,891.86/45,390.09 = 17,987.86/x
3. Step 3: Cross multiply
   32,891.86x = 45,390.09 × 17,987.86
4. Step 4: Simplify right side
   32,891.86x = 816,470,584.31
5. Step 5: Solve for x
   x = 816,470,584.31/32,891.86
6. Step 6: Final answer
   x = 24,822.88