Finding the Fourth Proportional to 21,853.02, 32,774.67 and 8,701.86

Step by Step Solution

1. Step 1: Write the proportion equation
   21,853.02 : 32,774.67 = 8,701.86 : x
2. Step 2: Convert to fraction form
   21,853.02/32,774.67 = 8,701.86/x
3. Step 3: Cross multiply
   21,853.02x = 32,774.67 × 8,701.86
4. Step 4: Simplify right side
   21,853.02x = 285,200,589.89
5. Step 5: Solve for x
   x = 285,200,589.89/21,853.02
6. Step 6: Final answer
   x = 13,050.85