Finding the Fourth Proportional to 21,520.79, 32,283.05 and 5,938.42

Step by Step Solution

1. Step 1: Write the proportion equation
   21,520.79 : 32,283.05 = 5,938.42 : x
2. Step 2: Convert to fraction form
   21,520.79/32,283.05 = 5,938.42/x
3. Step 3: Cross multiply
   21,520.79x = 32,283.05 × 5,938.42
4. Step 4: Simplify right side
   21,520.79x = 191,710,309.78
5. Step 5: Solve for x
   x = 191,710,309.78/21,520.79
6. Step 6: Final answer
   x = 8,908.14