Finding the Fourth Proportional to 21,955.59, 32,877 and 12,083.85

Step by Step Solution

1. Step 1: Write the proportion equation
   21,955.59 : 32,877 = 12,083.85 : x
2. Step 2: Convert to fraction form
   21,955.59/32,877 = 12,083.85/x
3. Step 3: Cross multiply
   21,955.59x = 32,877 × 12,083.85
4. Step 4: Simplify right side
   21,955.59x = 397,280,736.45
5. Step 5: Solve for x
   x = 397,280,736.45/21,955.59
6. Step 6: Final answer
   x = 18,094.74