Finding the Fourth Proportional to 9,695.51, 13,380.12 and 5,447.33

Step by Step Solution

1. Step 1: Write the proportion equation
   9,695.51 : 13,380.12 = 5,447.33 : x
2. Step 2: Convert to fraction form
   9,695.51/13,380.12 = 5,447.33/x
3. Step 3: Cross multiply
   9,695.51x = 13,380.12 × 5,447.33
4. Step 4: Simplify right side
   9,695.51x = 72,885,932.78
5. Step 5: Solve for x
   x = 72,885,932.78/9,695.51
6. Step 6: Final answer
   x = 7,517.49