Finding the Fourth Proportional to 21,806.88, 32,711.52 and 7,014.72

Step by Step Solution

1. Step 1: Write the proportion equation
   21,806.88 : 32,711.52 = 7,014.72 : x
2. Step 2: Convert to fraction form
   21,806.88/32,711.52 = 7,014.72/x
3. Step 3: Cross multiply
   21,806.88x = 32,711.52 × 7,014.72
4. Step 4: Simplify right side
   21,806.88x = 229,462,153.57
5. Step 5: Solve for x
   x = 229,462,153.57/21,806.88
6. Step 6: Final answer
   x = 10,522.47