Finding the Fourth Proportional to 9,501.50, 13,111.68 and 5,522.58

Step by Step Solution

1. Step 1: Write the proportion equation
   9,501.50 : 13,111.68 = 5,522.58 : x
2. Step 2: Convert to fraction form
   9,501.50/13,111.68 = 5,522.58/x
3. Step 3: Cross multiply
   9,501.50x = 13,111.68 × 5,522.58
4. Step 4: Simplify right side
   9,501.50x = 72,410,301.73
5. Step 5: Solve for x
   x = 72,410,301.73/9,501.50
6. Step 6: Final answer
   x = 7,620.93