Finding the Fourth Proportional to 32,890.86, 45,388.71 and 17,986.86

Step by Step Solution

1. Step 1: Write the proportion equation
   32,890.86 : 45,388.71 = 17,986.86 : x
2. Step 2: Convert to fraction form
   32,890.86/45,388.71 = 17,986.86/x
3. Step 3: Cross multiply
   32,890.86x = 45,388.71 × 17,986.86
4. Step 4: Simplify right side
   32,890.86x = 816,400,372.35
5. Step 5: Solve for x
   x = 816,400,372.35/32,890.86
6. Step 6: Final answer
   x = 24,821.50