Finding the Fourth Proportional to 9,951.71, 13,733.64 and 5,475.57

Step by Step Solution

1. Step 1: Write the proportion equation
   9,951.71 : 13,733.64 = 5,475.57 : x
2. Step 2: Convert to fraction form
   9,951.71/13,733.64 = 5,475.57/x
3. Step 3: Cross multiply
   9,951.71x = 13,733.64 × 5,475.57
4. Step 4: Simplify right side
   9,951.71x = 75,199,507.17
5. Step 5: Solve for x
   x = 75,199,507.17/9,951.71
6. Step 6: Final answer
   x = 7,556.44