Finding the Fourth Proportional to 9,711.50, 14,540.51 and 5,021.60

Step by Step Solution

1. Step 1: Write the proportion equation
   9,711.50 : 14,540.51 = 5,021.60 : x
2. Step 2: Convert to fraction form
   9,711.50/14,540.51 = 5,021.60/x
3. Step 3: Cross multiply
   9,711.50x = 14,540.51 × 5,021.60
4. Step 4: Simplify right side
   9,711.50x = 73,016,564.87
5. Step 5: Solve for x
   x = 73,016,564.87/9,711.50
6. Step 6: Final answer
   x = 7,518.57