Finding the Fourth Proportional to 9,499.75, 13,111.27 and 5,523.19

Step by Step Solution

1. Step 1: Write the proportion equation
   9,499.75 : 13,111.27 = 5,523.19 : x
2. Step 2: Convert to fraction form
   9,499.75/13,111.27 = 5,523.19/x
3. Step 3: Cross multiply
   9,499.75x = 13,111.27 × 5,523.19
4. Step 4: Simplify right side
   9,499.75x = 72,415,988.77
5. Step 5: Solve for x
   x = 72,415,988.77/9,499.75
6. Step 6: Final answer
   x = 7,622.94