Finding the Fourth Proportional to 9,502.13, 13,109.73 and 5,519.97

Step by Step Solution

1. Step 1: Write the proportion equation
   9,502.13 : 13,109.73 = 5,519.97 : x
2. Step 2: Convert to fraction form
   9,502.13/13,109.73 = 5,519.97/x
3. Step 3: Cross multiply
   9,502.13x = 13,109.73 × 5,519.97
4. Step 4: Simplify right side
   9,502.13x = 72,365,250.76
5. Step 5: Solve for x
   x = 72,365,250.76/9,502.13
6. Step 6: Final answer
   x = 7,615.69